1 to 20 of  71 products for m4 carbine for sale

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Ar-15/M16/M4 Carbine Handguard - Skinny M4 Carbine Handguard

Snap-on USGI-type replacement for your carbine s factory-original handguard is made of tough, fiberglass-reinforced, injection-molded polymer that delivers superior impact and abrasion resistance. The ridged gripping surface and top/bottom vent holes retain the weapon s authentic military look, while an internal heat shield of lightweight aluminum protects your hand from barrel heat. Both M4 and Skinny models have standard-issue single-layer heat shield on upper and lower handguard. Skinny M4 model has narrower diameter for operators who prefer a minimal bulk handguard. All models fit AR-15/M16/M4 with carbine-length gas system. Mfg: Double Star SPECS: Fiberglass-reinforced polymer, matte black. 6½ (16.5cm) long. Standard Approx. 2½ (6.4cm) O.D. at rear tapering to 2¼ (5.7cm) O.D. at front. Single Heat Shield. Skinny Approx. 2¼ O.D. at rear tapering to 2 (5.1c

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Brownells
$15.99 See It
Ace M4 Socom Stock - M4 Socom Carbine Stock

Tactical carbine stock features two full inches of length adjustment. Quick-release button switches the stock length to five different positions. Soft foam cover on tube provides a comfortable cheekweld. Also features three 1 ½ wide sling slots, a rubber recoil pad, and a receiver end plate with ambi attachment points for HK-style single-point clip-on slings. There s even a machined-in hammer on the butt for breaching doors and hand-to-hand combat. Precision machined from a solid, heat-treated, aluminum billet for superb durability and strength. Quick release button can be replaced with the included machine screw to convert it into a rock-solid, fixed-length sto Mfg: Double Star SPECS: 6061-T6 heat-treated, aircraft grade aluminum, Type 3, mil. spec. hard-anodized, matte finish. Includes ½" thick, rubber recoil pad and screws. Carbine - 7½" (19cm) OAL collapsed, extends to 9½" (24cm) OAL. 10½" (27cm) L.O.P. collapsed, exten

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Brownells
$199.99 See It
Troy Drop-In M4 Battlerail

A convenient, nonfreefloating drop-in replacement for plastic carbine-length handguards. Mil-spec aluminum construction features Picatinny rails at the twelve, three, six and nine oclock positions. The rails provide multiple accessory mounting

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Cabelas
$149.99 See It
Intrafuse AR Carbine Handguard   10229089

Replacement handguard for AR15 and M4 Carbine platforms Durable, high strength composite handguard - half the weight of a typical aluminum handguard Composite construction stays cooler as shooting heats up Handguard features Picatinny rails molded into it for easy accessory attachment Removable covers on side and bottom rails Cut the weight of your high performance AR rifle dramatically by replacing its aluminum handguard with a new TAPCO Intrafuse AR Carbine Handguard. Half the weight of a typical aluminum AR handguard, this lightweight, high strength composite handguard provides the lightweight durability you want from your gun's handguard with four Picatinny rails molded into it for easy accessory attachment. The side and bottom rails feature removable covers, giving you the option of deciding which ones you want to use and which ones you want to keep hidden. The durable composite construction also produces a handguard that stays much cooler during frequent shooting. Fits the AR15 and M4 Carbine platforms. Weight:.55 lbs. Manufacturer model STK09301.

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Bass Pro Shops
$39.99 See It
Carbine Barrels - Standard 16'''' A1 Barrel

Ready-to-install barrels let you customize your AR-15/M16/M4/CAR-15 or replace a shot-out factory barrel with one that preserves your gun s original specs and appearance. Machined from 4140 steel, with a dark gray, military-type Parkerized finish. Button-cut, six groove rifling with 1:9 right-hand twist provides superb accuracy with most bullet weights. Barrel extension has M4-type feed ramps to help ensure smooth feeding and prevent jams. Barrel nut and handguard retainer cap included. Forged front sight housing has integral bayonet lug, and muzzle is threaded to accept the flash hider or compensator of your choice. Choose from Chrome Lined for maximum bore life or Stand Mfg: Double Star SPECS: 4140 steel, dark gray Parkerized finish. A1 - .675" (1.71cm) OD under handguard, .625" (1.59cm) at front sight housing, ½"-28 tpi threaded muzzle with .600" (1.52cm) dia. shoulder behind threads. HBAR - .870" ( 2.21cm) OD under handguard, .750" (1.91cm) at

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Brownells
$199.99 See It
MOE Carbine Stock - Mil-Spec Model   1212181636

Weight: 0.50 lb.Weight, w/ Rec. Extension: 0.75 lb.Length, Maximum: 6.90 in.LOP Adjustment Range: 3.25 in.LOP, M4 Collapsed: 10.70 in.LOP, M4 Extended: 13.95 in.Sling Mounts: Rear/Bottom - 1.25" sling loopsToe - Lanyard hole for custom para-cord rigsMagpul MOE Carbine Stock ? Mil-Spec Model is a drop-in replacement buttstock for AR15/ M16 carbines using mil-spec sized receiver extension tubes. The MOE Carbine Stock mounts on mil-spec sized carbine receiver extension tube (not included) from manufacturers such as Colt, Armalite, S&W, LMT, and others (please see the note below). Designed for light, fast action, the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear. Sloping cheek weld combines a slim profile for user comfort. Shielded release latch prevents snagging and accidental operation. Premium chrome-silicon lock spring provides positive locking and long service life. Side mounting slots accept optional cheek risers for NON-AR15/ M16 applications. Removable 0.30" Rubber Butt-Pad offers an anti-slip surface and increases impact protection. Compatible with Magpul ASAP? and other receiver-mount sling attachments. Made in USA.

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Bass Pro Shops
$64.99 See It
Carbine Barrels - Chrome Lined 16'''' Hbar Barrel -19%

Ready-to-install barrels let you customize your AR-15/M16/M4/CAR-15 or replace a shot-out factory barrel with one that preserves your gun s original specs and appearance. Machined from 4140 steel, with a dark gray, military-type Parkerized finish. Button-cut, six groove rifling with 1:9 right-hand twist provides superb accuracy with most bullet weights. Barrel extension has M4-type feed ramps to help ensure smooth feeding and prevent jams. Barrel nut and handguard retainer cap included. Forged front sight housing has integral bayonet lug, and muzzle is threaded to accept the flash hider or compensator of your choice. Choose from Chrome Lined for maximum bore life or Stand Mfg: Double Star SPECS: 4140 steel, dark gray Parkerized finish. A1 - .675" (1.71cm) OD under handguard, .625" (1.59cm) at front sight housing, ½"-28 tpi threaded muzzle with .600" (1.52cm) dia. shoulder behind threads. HBAR - .870" ( 2.21cm) OD under handguard, .750" (1.91cm) at

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Brownells
$269.99 $219.00 See It
Ar-15/M16 Hammer Forged Barrels - 14.5'''' M4 Carbine 5.56 Barrel, 1-7 Twist

These barrels are cold hammer-forged from high-grade chromium-molybdenum-vanadium alloy steel for exceptional strength and accuracy potential like a high-end match rifle barrel. Magnetic particle inspection (MPI) ensures there are no internal flaws in the metal. Durable manganese phosphate finish give excellent resistance to surface wear. Available drilled for either Carbine or Mid-Length gas system (indicated in table below). M4 Carbine barrel replicates the USGI M4 barrel profile. Lightweight barrel offers a slimmer profile than the M4 Carbine barrel, with .750" OD at the gas block. Government barrel is slim under the handguard, with standard .750" O.D. at the gas block. Mfg: Daniel Defense SPECS: 4150 chome-moly-vanadium steel, manganese phosphate finish, matte black. All models have .750" O.D. at the gas block. All models have ½"-28 tpi muzzle threads, except 300 blackout and 6.8 SPC, which has 5/8"-24 tpi threads.  All NFA rules apply.

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Brownells
$289.00 See It
Ar-Style .308 Ap4 Carbine Stock Assembly - Ap4 Carbine Stock Assembly

M4-style, six-position collapsible stock provides plenty of length-of-pull adjustment for different-sized shooters, or operators wearing body armor. Includes commercial, 1.17" O.D. machined aluminum receiver extension with correct-weight buffer and buffer spring for proper cycling of .308/7.62mm rifles. Easy to install with a standard AR-15 buttstock tool, hammer, and punch. Toe-mounted sling swivel and integral slot allow attachment of a variety of sling types for carry, competition, or tactical use. Mfg: Dpms SPECS: Stock Injection-molded, reinforced polymer, black. Buffer Tube Machined aluminum, hardcoat anodized, black. 1.17" (2.9cm) O.D. 8" (20.3cm) OAL collapsed; 11¾" (29.8cm) OAL fully extended. Includes buffer, buffer spring, end plate and locking nut.

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Brownells
$79.99 See It
Car-15/M4 9mm Carbine Buffer - 9mm Carbine Buffer

9mm Carbine Buffer - Steel, matte black oxide finish. Mfg: Rock River Arms

Brownells
$27.99 See It
Carbine Barrels - Chrome Lined 16'''' A1 Barrel

Ready-to-install barrels let you customize your AR-15/M16/M4/CAR-15 or replace a shot-out factory barrel with one that preserves your gun s original specs and appearance. Machined from 4140 steel, with a dark gray, military-type Parkerized finish. Button-cut, six groove rifling with 1:9 right-hand twist provides superb accuracy with most bullet weights. Barrel extension has M4-type feed ramps to help ensure smooth feeding and prevent jams. Barrel nut and handguard retainer cap included. Forged front sight housing has integral bayonet lug, and muzzle is threaded to accept the flash hider or compensator of your choice. Choose from Chrome Lined for maximum bore life or Stand Mfg: Double Star SPECS: 4140 steel, dark gray Parkerized finish. A1 - .675" (1.71cm) OD under handguard, .625" (1.59cm) at front sight housing, ½"-28 tpi threaded muzzle with .600" (1.52cm) dia. shoulder behind threads. HBAR - .870" ( 2.21cm) OD under handguard, .750" (1.91cm) at

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Brownells
$269.99 See It
MOE Carbine Stock - Mil-Spec Model   1212181636

Weight: 0.50 lb.Weight, w/ Rec. Extension: 0.75 lb.Length, Maximum: 6.90 in.LOP Adjustment Range: 3.25 in.LOP, M4 Collapsed: 10.70 in.LOP, M4 Extended: 13.95 in.Sling Mounts: Rear/Bottom - 1.25" sling loopsToe - Lanyard hole for custom para-cord rigsMagpul MOE Carbine Stock ? Mil-Spec Model is a drop-in replacement buttstock for AR15/ M16 carbines using mil-spec sized receiver extension tubes. The MOE Carbine Stock mounts on mil-spec sized carbine receiver extension tube (not included) from manufacturers such as Colt, Armalite, S&W, LMT, and others (please see the note below). Designed for light, fast action, the streamlined A-frame profile avoids snagging and shields the release latch to prevent accidental activation. The Mil-Spec Model includes a standard 0.30" rubber butt-pad which provides positive shoulder purchase to prevent slippage even with body armor or modular gear. Sloping cheek weld combines a slim profile for user comfort. Shielded release latch prevents snagging and accidental operation. Premium chrome-silicon lock spring provides positive locking and long service life. Side mounting slots accept optional cheek risers for NON-AR15/ M16 applications. Removable 0.30" Rubber Butt-Pad offers an anti-slip surface and increases impact protection. Compatible with Magpul ASAP? and other receiver-mount sling attachments. Made in USA.

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Bass Pro Shops
$64.99 See It
Ar-15/M16 Carbine Recoil Buffers - St-T1 Standard Buffer

Machined aluminum recoil buffer comes in three weights, so you can select the buffer that gives the best combination of recoil control and reliability in your carbine with an M4-type adjustable stock. All have a mil-spec polyurethane bumper, durable hard-anodized finish, and the Spike s logo. ST-T1 is a standard-weight (3 oz.) buffer filled with low-density tungsten powder (LDTP) that eliminates the noise and shock caused by the hard reciprocating weights found in the original-style factory buffer. Aids in smoother cycling and helps minimize bolt bounce. ST-T2 is filled with high-density tungsten powder (HDTP) for extra weight (4.1 oz.) behind the carrier to reduce cycle rate. Help you Mfg: Spikes Tactical SPECS: Aluminum, hardcoat anodized, black. Polyurethane bumper. 3¼" (8.2cm) long. ST-T1 3 oz. (85g) wt.; ST-T2 - 4.1 oz. (117g) wt.; ST-T3 5.4 oz. (153g) wt. Fits AR-15 carbines with M4-type collapsible stock only.

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Brownells
$34.99 See It
Ar-15/M16 Carbine Recoil Buffers - St-T2 Heavy Buffer

Machined aluminum recoil buffer comes in three weights, so you can select the buffer that gives the best combination of recoil control and reliability in your carbine with an M4-type adjustable stock. All have a mil-spec polyurethane bumper, durable hard-anodized finish, and the Spike s logo. ST-T1 is a standard-weight (3 oz.) buffer filled with low-density tungsten powder (LDTP) that eliminates the noise and shock caused by the hard reciprocating weights found in the original-style factory buffer. Aids in smoother cycling and helps minimize bolt bounce. ST-T2 is filled with high-density tungsten powder (HDTP) for extra weight (4.1 oz.) behind the carrier to reduce cycle rate. Help you Mfg: Spikes Tactical SPECS: Aluminum, hardcoat anodized, black. Polyurethane bumper. 3¼" (8.2cm) long. ST-T1 3 oz. (85g) wt.; ST-T2 - 4.1 oz. (117g) wt.; ST-T3 5.4 oz. (153g) wt. Fits AR-15 carbines with M4-type collapsible stock only.

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Brownells
$39.99 See It
Carbine Barrels - Chrome Lined 11-1/2'''' Hbar Barrel

Ready-to-install barrels let you customize your AR-15/M16/M4/CAR-15 or replace a shot-out factory barrel with one that preserves your gun s original specs and appearance. Machined from 4140 steel, with a dark gray, military-type Parkerized finish. Button-cut, six groove rifling with 1:9 right-hand twist provides superb accuracy with most bullet weights. Barrel extension has M4-type feed ramps to help ensure smooth feeding and prevent jams. Barrel nut and handguard retainer cap included. Forged front sight housing has integral bayonet lug, and muzzle is threaded to accept the flash hider or compensator of your choice. Choose from Chrome Lined for maximum bore life or Stand Mfg: Double Star SPECS: 4140 steel, dark gray Parkerized finish. A1 - .675" (1.71cm) OD under handguard, .625" (1.59cm) at front sight housing, ½"-28 tpi threaded muzzle with .600" (1.52cm) dia. shoulder behind threads. HBAR - .870" ( 2.21cm) OD under handguard, .750" (1.91cm) at

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Brownells
$269.99 See It
CAA Carbine Handguard M4S1   13022808113911

Two quick detachable sling swivel mounting pointsUpper and lower handguard sections interlock providing the rigidity and stabilityFirst lightweight polymer handguard designed for use with gas piston systemsIncludes heat shields and four interchangeable railsQuickly change rails based on mission needHandguard is comfortable to gripDimensions: 2.75" H x 2.62" W x 7"Made of a lightweight polymer, the CAA Carbine Handguard M4S1 is the first composite handguard designed for use with AR15 gas piston systems. Made of interlocking top and bottom handguard sections, the handguard includes a bottom rail that can be mounted to the existing sling swivel mount for additional rigidity. Able to work with standard direct gas operating systems, the M4S1 is designed to withstand the extreme operating temperatures of a gas piston system. Handguard includes heat shields and two interchangeable lower rails of 4" and 1.75" lengths to allow the operator to quickly change rails based on mission needs. Lightweight polymer handguard also includes two mounting points for a push-button quick-detach sling swivel. Upper and lower handguard sections interlock providing the rigidity and stability you need in addition to solidly mounting to the delta ring and handguard end cap. The bottom rail can mount to front sling mount for additional rigidity if forward sling swivel is removed. Two 1.75" side rails allow for mounting of lights and lasers while provide a comfortable area to grip the handguard. Minor disassembly of sling swivel optional for added rigidity. Manufacturers lifetime warranty. Weight: .55 lbs.Manufacturer model #: M4S1.

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Bass Pro Shops
$64.99 See It
Ar-15/M16 Carbine Recoil Buffers - St-T3 Extra-Heavy Buffer

Machined aluminum recoil buffer comes in three weights, so you can select the buffer that gives the best combination of recoil control and reliability in your carbine with an M4-type adjustable stock. All have a mil-spec polyurethane bumper, durable hard-anodized finish, and the Spike s logo. ST-T1 is a standard-weight (3 oz.) buffer filled with low-density tungsten powder (LDTP) that eliminates the noise and shock caused by the hard reciprocating weights found in the original-style factory buffer. Aids in smoother cycling and helps minimize bolt bounce. ST-T2 is filled with high-density tungsten powder (HDTP) for extra weight (4.1 oz.) behind the carrier to reduce cycle rate. Help you Mfg: Spikes Tactical SPECS: Aluminum, hardcoat anodized, black. Polyurethane bumper. 3¼" (8.2cm) long. ST-T1 3 oz. (85g) wt.; ST-T2 - 4.1 oz. (117g) wt.; ST-T3 5.4 oz. (153g) wt. Fits AR-15 carbines with M4-type collapsible stock only.

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Brownells
$42.99 See It
Carbine Barrels - Chrome Lined 11-1/2'''' A1 Barrel

Ready-to-install barrels let you customize your AR-15/M16/M4/CAR-15 or replace a shot-out factory barrel with one that preserves your gun s original specs and appearance. Machined from 4140 steel, with a dark gray, military-type Parkerized finish. Button-cut, six groove rifling with 1:9 right-hand twist provides superb accuracy with most bullet weights. Barrel extension has M4-type feed ramps to help ensure smooth feeding and prevent jams. Barrel nut and handguard retainer cap included. Forged front sight housing has integral bayonet lug, and muzzle is threaded to accept the flash hider or compensator of your choice. Choose from Chrome Lined for maximum bore life or Stand Mfg: Double Star SPECS: 4140 steel, dark gray Parkerized finish. A1 - .675" (1.71cm) OD under handguard, .625" (1.59cm) at front sight housing, ½"-28 tpi threaded muzzle with .600" (1.52cm) dia. shoulder behind threads. HBAR - .870" ( 2.21cm) OD under handguard, .750" (1.91cm) at

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Brownells
$269.99 See It
Hsa-15 Carbine Lower Receiver - Hsa-15 Lower Receiver W/Buttstock

Complete, semi-auto M4-type lower receiver with trigger group A2 pistol grips and collapsible stock is ready to accept the upper that meets your exact needs. A supplier to the U.S. military since WWII, High Standard s name means top-quality materials and workmanship throughout. All parts are manufactured in the U.S. to original Colt specs, and each part is gauge-checked for correct tolerances in accordance with MIL-STD 105D during assembly. Receiver is forged from 7075 T6 aluminum alloy, which has nearly twice the tensile strength of the standard 6061 alloy, then hardcoat anodized for even greater strength. The steel trigger/hammer group s precision-ground engagement surfaces Mfg: High Standard SPECS: Receiver Forged 7075 T6 aluminum, hardcoat anodized, matte black. Buttstock/Pistol Grip High-impact polymer, black. FFL required for purchase.

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Brownells
$259.99 See It
Ar-15/M16/M4 Carbine Handguard - M4 Carbine Handguard, Single Shield

Snap-on USGI-type replacement for your carbine s factory-original handguard is made of tough, fiberglass-reinforced, injection-molded polymer that delivers superior impact and abrasion resistance. The ridged gripping surface and top/bottom vent holes retain the weapon s authentic military look, while an internal heat shield of lightweight aluminum protects your hand from barrel heat. Both M4 and Skinny models have standard-issue single-layer heat shield on upper and lower handguard. Skinny M4 model has narrower diameter for operators who prefer a minimal bulk handguard. All models fit AR-15/M16/M4 with carbine-length gas system. Mfg: Double Star SPECS: Fiberglass-reinforced polymer, matte black. 6½ (16.5cm) long. Standard Approx. 2½ (6.4cm) O.D. at rear tapering to 2¼ (5.7cm) O.D. at front. Single Heat Shield. Skinny Approx. 2¼ O.D. at rear tapering to 2 (5.1c

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Brownells
$17.99 See It
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