Lightweight AR-15 Parts
Explore the realm of lightweight AR-15 parts at Black Rifle Depot, where durability meets featherlight design. Our lineup includes lightweight AR handguards, barrels, and stocks crafted from premium materials such as high-grade aluminum, durable titanium, and advanced polymers. These parts significantly reduce the overall weight of your weapon, enhancing your shooting experience by decreasing fatigue.
We feature Lightweight AR-15 Parts from leading brands like Adaptive Tactical, Mission First Tactical, and Magpul Industries, all known for combining innovation with functionality. Opting for lightweight parts enhances your AR's maneuverability and quickens target acquisition, vital for competitive shooters, hunters, and tactical enthusiasts.
Upgrade and build an elegant yet powerful AR with our selection of Lightweight AR-15 Parts, perfectly balancing weight and quality. Choose Black Rifle Depot to streamline your setup without compromising performance.
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Free Float Lightweight M-LOK Handguard - 15"
Black Rifle Depot
MSRP: $104.95$69.95Black Rifle Depot Free Float Lightweight M-LOK Handguard - 15" The Black Rifle Depot 15" AR 15 M-LOK Handguard is designed with the light weight AR 15 build in mind. With a overall weight of 13.8 Oz including barrel nut and hardware this AR 15...MSRP: $104.95$69.95 -
Free Float Lightweight M-LOK Handguard - 13.5"
Black Rifle Depot
MSRP: $99.95$64.95Free Float Light Weight M-LOK Handguard - 13.5" The Black Rifle Depot 13.5" AR 15 M-LOK Handguard is designed with the light weight AR 15 build in mind. With a overall weight of 13.8 Oz including barrel nut and hardware this AR...MSRP: $99.95$64.95 -
Free Float Lightweight M-LOK Handguard - 10"
Black Rifle Depot
MSRP: $89.95$59.95Black Rifle Depot Free Float Lightweight M-LOK Handguard - 10" The Black Rifle Depot 10" AR 15 M-LOK Handguard is designed with the light weight AR 15 build in mind. With a overall weight of 13.8 oz including barrel nut and hardware...MSRP: $89.95$59.95 -
Free Float Lightweight M-LOK Handguard - 7"
Black Rifle Depot
MSRP: $79.95$49.95Black Rifle Depot Free Float Lightweight M-LOK Handguard - 7" The Black Rifle Depot 7" AR 15 M-LOK Handguard is designed with the light weight AR 15 build in mind. With a overall weight of 13.8 Oz including barrel nut and...MSRP: $79.95$49.95 -
Out of stock
16" PENCIL 5.56 NATO Mid-Length 4150 Black Nitride Barrel
Black Rifle Depot
MSRP: $150.00$139.9516″ PENCIL 5.56 NATO Mid-Length 4150 Black Nitride Barrel These 16″ Pencil 5.56 NATO Mid-Length 4150 Black Nitride Barrels are made from 4150 CMV Steel and have a black nitride finish. With a total weight of 25.8Oz's these are a...MSRP: $150.00$139.95 -
Out of stock
Armalite AR-15 M15 TAC M-LOK Free-Float Handguard
Armalite
MSRP: $189.00$159.95Armalite AR-15 M15 TAC M-LOK Free-Float Handguard Ultra-Light and Customizable M-LOK Handguard for AR-15 Builds Enhance your AR-15 with the Armalite M-15™ Competition 15" or 10.9" Handguard, designed for maximum comfort and minimal weight. With a...MSRP: $189.00$159.95 -
Out of stock
16 inch 223 Wylde Ultra Lightweight AR 15 Barrel
Bear Creek Arsenal
MSRP: $99.95$89.9516 inch .223 Wylde Ultra Lightweight AR 15 Barrel This 16 inch ultra lightweight .223 Wylde AR 15 Barrel features a slim pencil profile reducing weight up to 5 ounces over a standard M4 profile barrel. Chambered in .223 Wylde but still shoots both...MSRP: $99.95$89.95 -
12.25" Ultralight M-LOK AR15 Handguard
Black Rifle Depot
MSRP: $109.95$84.9512.25" Ultralight M-LOK AR15 Handguard Slim, Durable, and Adaptable for Versatile Performance The Black Rifle Depot 12.25" Ultralight M-LOK AR15 Handguard is a rugged and lightweight upgrade for your AR-15 platform. Constructed from high-quality 6061-T6...MSRP: $109.95$84.95 -
15" Ultralight M-LOK AR15 Handguard
Black Rifle Depot
MSRP: $129.95$74.9515" Ultralight M-LOK AR15 Handguard The Black Rifle Depot Freefloat M-LOK Handguard is a rugged, all-American 15-inch rail system for adaptability and durability. Crafted from 6061-T6 aluminum with a type 3 hard coat anodized finish, it can handle...MSRP: $129.95$74.95 -
Out of stock
20" 5.56 Lightweight Contour 1:9 Rifle Length Barrel w/FSB
Black Rifle Depot
$179.9520" 5.56 Lightweight Contour 1:9 Rifle Length Barrel w/FSB The OEM Black Rifle Depot 20" 5.56 Lightweight Contour Barrel with rifle length gas system and 1:9 Twist has a FSB. Be sure to take advantage of the beneficial savings by getting an OEM Black...$179.95 -
MFT BATTLELINK Minimalist Stock - Mil Spec - SDE
Mission First Tactical
MSRP: $59.99$49.99MFT BATTLELINK Minimalist Stock - Mil Spec - SDE This is the lightest Stock on the market! With heavy input from operators MFT utilized the minimal amount of material while maintaining all the necessary functionality. Battlelink Stocks are the...MSRP: $59.99$49.99 -
Faxon Firearms 16" Pencil Profile 5.56 NATO AR 15 Barrel
Faxon Firearms
MSRP: $185.00$170.25Faxon Firearms 16" Pencil Profile 5.56 NATO AR 15 Barrel Faxon Firearms AR barrels are the pinnacle of value. Manufactured 100% in-house from cradle-to-grave, these barrels are fully stress relieved, air-gauge tested, and 11 degree target crowned to...MSRP: $185.00$170.25 -
Out of stock
Adaptive Tactical Lightweight Tactical Grip - Woodland Camo
Adaptive Tactical
MSRP: $25.99$24.99Adaptive Tactical Lightweight Tactical AR 15 Grip - Woodland Camo The Lightweight Tactical Grip (LTG) is specifically engineered to cut weight, improve grip and add a level of aggressive styling – at a value price. Utilizing high grade reinforced...MSRP: $25.99$24.99 -
Strike Industries Carbine Length Polymer Handguard (BLK/RED)
Strike Industries
MSRP: $29.95$26.95Strike Industries Carbine Length Polymer Handguard (BLK/RED) The Strike Industries carbine length Handguard is a great way upgrade, with aggressive styling, to a solid, slim bottom, drop-in handguard. The SI exclusive handguard is made of impact...MSRP: $29.95$26.95 -
Out of stock
MFT Battlelink Extreme Duty AR 15 Lower Build Kit (BLK)
Mission First Tactical
$149.95MFT Battlelink Extreme Minimalist Duty AR 15 Lower Build Kit (BLK) Building on the popular minimalist platform Mission First Tactical (MFT) recognized the need for a more robust stock capable of withstanding long term abuse delivered by larger caliber...$149.95 -
Out of stock
Hexmag Carbon Fiber Magazine - .223/5.56 - 10RD
Hexmag
MSRP: $19.99$19.95Hexmag Carbon Fiber Magazine - .223/5.56 - 10RD The Hexmag Carbon Fiber Magazine - .223/5.56 - 10RD is a reliable and durable magazine constructed with high-quality components, making it an optimal choice for both novices and seasoned firearm...MSRP: $19.99$19.95 -
Out of stock
Adaptive Tactical EX Performance AR Stock - Woodland Camo
Adaptive Tactical
MSRP: $64.99$62.95Adaptive Tactical EX Performance AR Stock The Adaptive Tactical EX Performance Adjustable AR Stock is a lightweight polymer stock for the AR platform. This stock is constructed a a durable polymer and as a rubber but pad for recoil reduction...MSRP: $64.99$62.95 -
Superlite Free Float M-LOK QD AR-15 Handguard
Black Rifle Depot
MSRP: $89.95 - $129.95$79.95 - $109.95Superlite Free Float M-LOK QD AR-15 Handguard Lightweight Performance with Maximum Functionality The Superlite Free Float M-LOK QD AR-15 Handguard delivers exceptional versatility and performance with its sleek, lightweight design and advanced features...MSRP: $89.95 - $129.95$79.95 - $109.95 -
Out of stock
Strike Industries Carbine Length Polymer Handguard (BLK/BLK)
Strike Industries
MSRP: $28.95$25.95Strike Industries Carbine Length Polymer Handguard (BLK/BLK) The Strike Industries carbine length Handguard is a great way upgrade, with aggressive styling, to a solid, slim bottom, drop-in handguard. The SI exclusive handguard is made of impact...MSRP: $28.95$25.95 -
16" 5.56 NATO 1:7 Mid-Length Lightweight Barrel - Black Nitride
Black Rifle Depot
MSRP: $119.95$109.9516" 5.56 NATO 1:7 Mid-Length Lightweight Barrel - Black Nitride We collaborate with leading machine shops and barrel manufacturers at Black Rifle Depot to offer exceptional barrels under the BRD brand. By sourcing from top-tier American manufacturers and...MSRP: $119.95$109.95 -
16" AR 15 Pencil Barrel 5.56 NATO
Black Rifle Depot
MSRP: $129.95$109.9516" AR 15 Pencil Barrel 5.56 NATO Introducing the new 16-inch mid-length pencil profile barrel from Black Rifle Depot, an ideal choice for those seeking a lightweight AR15 build. This barrel is the product of advanced manufacturing techniques crafted...MSRP: $129.95$109.95 -
ARMASPEC Titanium Takedown/Pivot Pins
Armaspec
MSRP: $29.99$28.49ARMASPEC Titanium Takedown/Pivot Pins High quality components and precise manufacturing make Armaspec parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service...MSRP: $29.99$28.49 -
On Sale
BATTLEARMS Titanium Enhanced Pivot & Takedown Pin Set
Battle Arms Development
MSRP: $38.95Now: $31.45Was: $37.00BATTLEARMS Titanium Enhanced Pivot & Takedown Pin Set The BATTLEARMS Development Enhanced Pin Set (BAD-EPS-Ti) for the AR15 / M16 / M4 style rifles is a great way to upgrade your AR. The set contains the Enhanced Takedown Pin - Titanium...MSRP: $38.95Now: $31.45Was: $37.00 -
Out of stock
Ergo MSR Handguard Lightweight Polymer M-LOK
Ergo Grip
$13.50Ergo MSR Handguard Lightweight Polymer M-LOK Light-weight 2-piece hand-guard replacement. Interlocking upper and lower hand guard sections provides a stiff & stable platform to mount M-LOK accessories. Constructed of high-strength, impact & heat...$13.50 -
Criterion Barrels 10.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Carbine Length Barrel
Criterion Barrels
MSRP: $329.99$317.95Criterion Barrels 10.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Carbine Length Barrel Maximum Mobility and Lightweight Durability for Tactical and Compact AR Builds. The Criterion Barrels 10.5" .223 Wylde Ultralight Phosphate/Chrome-Lined Carbine...MSRP: $329.99$317.95 -
Faxon 16" Pencil Profile AR15 Barrel, 556 NATO, Pinned Gas Block
Faxon Firearms
MSRP: $235.00$216.9516" AR-15 Pencil Profile 5.56 NATO Barrel with Pinned Gas Block Lightweight, Pre-Pinned Gas Block for Enhanced Reliability and Performance. The Faxon Firearms 16" Pencil Profile AR-15 Barrel in 5.56 NATO is designed for shooters who demand lightweight...MSRP: $235.00$216.95 -
Out of stock
Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron
Black Rifle Depot
MSRP: $169.95$139.95Lightweight .223/5.56 Bolt Carrier Group - Nickel Boron Enhanced Performance and Reduced Recoil for Precision Shooting The Lightweight 5.56/.223 Nickel Boron Bolt Carrier Group (BCG) for the AR-15 platform is precision engineered to MIL-SPEC standards...MSRP: $169.95$139.95 -
Out of stock
Battle Arms Battlearms Lightweight 5.25" 9x19mm 4140 Barrel
Battle Arms Development
MSRP: $119.00$114.95Battle Arms Battlearms Lightweight 5.25" 9x19mm 4140 Barrel Battle Arms Development Lightweight, 9MM, 5.25" Barrel, 1/2x36 Threaded, Nitride Finish, Black, Fits AR Rifles A-BBL5.25T9MM1-10BNMSRP: $119.00$114.95 -
MFT BATTLELINK Extreme Duty Minimalist AR 15 Stock (SDE)
Mission First Tactical
MSRP: $69.99$59.99MFT BATTLELINK Extreme Duty Minimalist AR 15 Stock (SDE) Building on the popular minimalist platform Mission First Tactical (MFT) recognized the need for a more robust AR 15 stock capable of withstanding long term abuse delivered by larger caliber...MSRP: $69.99$59.99 -
Out of stock
Rise Armament RA-905 AR 15 15" M-LOK Handguard - FDE
Rise Armament
MSRP: $219.99$199.99Rise Armament RA-905 AR 15 15" M-LOK Handguard - FDE The Rise Armament RA-905 AR 15 M-LOK Handguard is durable yet lightweight. The Rise handguard features M-LOK slots in the 3/6/9 o'clock positions and a picatinny upper rail. With six...MSRP: $219.99$199.99 -
Criterion Barrels 16" .223 Wylde Hybrid Nitride Midlength Barrel
Criterion Barrels
MSRP: $329.99$317.95Criterion Barrels 16" .223 Wylde Hybrid Nitride Midlength Barrel Precision and Durability in a Lightweight Hybrid Design with a Nitride Finish. The Criterion Barrels 16" .223 Wylde Hybrid Nitride Midlength Barrel is designed for shooters who demand...MSRP: $329.99$317.95 -
Faxon Firearms 12.5" GUNNER 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel
Faxon Firearms
MSRP: $170.00$156.95Faxon Firearms 12.5" GUNNER 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel Lightweight, Durable, and Balanced Barrel for Optimal Performance The Faxon Firearms 12.5" GUNNER 5.56 NATO Mid-Length Barrel combines the proven durability of the Gov't...MSRP: $170.00$156.95 -
Strike Industries Gridlok LITE 15" M-LOK Handguard
Strike Industries
MSRP: $229.95$209.95Strike Industries Gridlok LITE 15" M-LOK Handguard The Strike Industries Gridlok LITE 15" M-LOK Handguard is a cutting-edge accessory that redefines firearm customization. This handguard boasts various features that set it apart from the competition...MSRP: $229.95$209.95 -
Faxon Firearms 5.56 LIGHTWEIGHT 9310 Bolt Carrier Group Complete - Nitride
Faxon Firearms
MSRP: $249.00$229.95Faxon Firearms 5.56 LIGHTWEIGHT 9310 Bolt Carrier Group Complete - Nitride When looking at lightweight bolt carrier groups, we were unsatisfied with what the market had to offer. Seeing a capability gap, we set out to create a bolt carrier group that...MSRP: $249.00$229.95 -
Out of stock
Foxtrot Mike Products Ultra Light Free Float M-LOK AR-15 Handguard
Foxtrot Mike
MSRP: $79.00 - $99.00$69.95 - $89.95Foxtrot Mike Products Ultra Light Free Float M-LOK AR-15 Handguard Precision-Machined, Lightweight Handguard for Custom AR Builds The Foxtrot Mike Products Ultra Light Free Float Handguard brings high-quality design and functionality to your AR-15 build...MSRP: $79.00 - $99.00$69.95 - $89.95 -
ODIN Works 17.5" M-LOK 308 O2 Lite AR-10 Handguard Forend
Odin Works
MSRP: $230.00$218.95ODIN Works 17.5" M-LOK 308 O2 Lite AR-10 Handguard Forend Lightweight, Durable, and Precision-Machined for AR-10 Builds The ODIN Works 17.5" M-LOK 308 O2 Lite AR-10 Handguard Forend is designed to provide a versatile and lightweight option for AR-10...MSRP: $230.00$218.95 -
Radian Ultralight QD Endplate
Radian Weapons
$39.95Radian Ultralight QD Endplate Announcing the Ultralight QD Endplate for AR15/M16 pattern rifles. Weighing only 6.5 grams, the endplate is machined from billet 7075-T6 aluminum with Mil-spec Type III anodized finish and a press-fit Titanium QD sling...$39.95 -
Out of stock
Luth-AR 11.5" Lightweight Complete Upper
Luth-AR
$414.99Luth-AR 11.5" Lightweight Complete Upper The Luth-AR 11.5" Lightweight AR 15 Complete Upper is the ultimate upgrade for your AR-15 platform. This assembly features an 11.5" 5.56mm lightweight barrel from 4150 Chrome Molly with a 1-9" twist, mated to a...$414.99 -
Out of stock
MFT Battlelink Extreme Duty AR 15 Lower Build Kit (SDE)
Mission First Tactical
$149.95MFT Battlelink Extreme Duty Minimalist AR 15 Lower Build Kit (SDE) Building on the popular minimalist platform Mission First Tactical (MFT) recognized the need for a more robust stock capable of withstanding long term abuse delivered by larger caliber...$149.95 -
Out of stock
Timber Creek 15 Inch Ultralight Enforcer Handguard (Black)
Timber Creek Outdoors
MSRP: $259.99$259.95Timber Creek Outdoors 15 Inch Ultralight Enforcer Handguard (Black) Timber Creek Outdoors Enforcer 15 Inch M-Lok Handguard will enhance your shooting experience with its ultra lite weight and snug fit. It is stylish while providing a solid grip for the...MSRP: $259.99$259.95