B5 Systems
B5 Systems is a leading manufacturer of high-quality firearms components and accessories. Their product line includes stocks, handguards, grips, and more, each designed to provide superior performance, comfort, and durability. B5 Systems products are made with the user in mind, and are constructed using only the finest materials and advanced manufacturing techniques. Whether you're looking to upgrade your existing firearm or build a new one, B5 Systems has the products and expertise to help you achieve your goals. Browse their selection of stocks, handguards, grips, and other components to find the perfect products for your needs.
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BLP AR-15 Lower Kit - No Stock
Budget Line Products
MSRP: $109.90$74.95BLP AR 15 Lower Kit - No Stock The BLP AR 15 Lower Kit is a complete package designed to improve the functionality of your AR 15 rifle's lower receiver. This kit includes a comprehensive BLP Lower Parts kit that provides all the essential components,...MSRP: $109.90$74.95 -
Out of stock
Velocity Drop-in Trigger for AR-15 - Curved - 3lb
Velocity Triggers
$164.95Velocity Drop-in Trigger for AR-15 - Curved - 3lb This Velocity Trigger for AR-15 rifles is a Single Stage Drop-In Trigger that provides a nice, clean & crisp 3lb trigger pull. The attractive price makes this quality AR-15 trigger achievable...$164.95 -
4-40 Set Screw For Rear Takedown Detent Spring - 1/8" Long - SS
Black Rifle Depot
MSRP: $1.39$1.004-40 Set Screw For Rear Takedown Detent Spring - 1/8" Long - SS For use with lower receivers that have a 4-40 threaded rear takedown detent spring hole. Note: You may need to snip 1/8" off the detent spring to prevent excess pressure between the detent...MSRP: $1.39$1.00 -
AR 15 Trigger/Hammer Pin
Black Rifle Depot
MSRP: $2.39$2.15AR 15 Trigger/Hammer Pin This Trigger/Hammer OEM Pin can used with any OEM or Mil-Spec Lower Parts Kit. Black Rifle Depot is now offering individual lower parts for replacement. Be sure to get a few extra to keep in your bag or on your bench...MSRP: $2.39$2.15 -
Out of stock
Extended Takedown Pins
Black Rifle Depot
MSRP: $14.95$11.95Extended Takedown Pins The Extended Takedown / Pivot Pin Set features an extended head making this an ideal addition for anyone who needs to be able to quickly separate the upper and lower receiver. Commonly used in restricted states along with an AR...MSRP: $14.95$11.95 -
AR 15 Hammer
Black Rifle Depot
MSRP: $14.95$13.95AR 15 Hammer These OEM AR 15 Hammers are Mil-Spec and an easy replacement part for those who already operate with an OEM lower parts kits. These Hammers from Black Rifle Depot are a great thing to keep in your bag or to have on your workbench...MSRP: $14.95$13.95 -
Out of stock
Die Free Co Kung Fu AR-15 Pistol Grip
Die Free Co
MSRP: $20.00$18.00Die Free Co Kung Fu AR-15 Pistol Grip The Die Free Co Kung Fu Grip is a comfortable and highly ergonomic pistol grip for AR-15 and AR-10. The Kung Fu Grip is constructed from lightweight, impact-resistant polymer and features a comfortable yet...MSRP: $20.00$18.00 -
Out of stock
Stainless Steel Extended Takedown Pins
Black Rifle Depot
MSRP: $16.95$11.95Stainless Steel Extended Takedown Pins Features: Stainless Steel Construction Stainless Steel Finish Extended Design For Easy Disassembly Does Not Include Springs Or Detents Limited Lifetime WarrantyMSRP: $16.95$11.95 -
Out of stock
Strike Industries Cobra Billet Aluminum Trigger Guard (Red)
Strike Industries
MSRP: $28.95$25.95Strike Industries Cobra Billet Aluminum Trigger Guard (Red) Form meets function with the Strike Industries line of Aluminum trigger guards. Not only does the sculpted, billet aluminum trigger guard make your rifle stand out from the pack,...MSRP: $28.95$25.95 -
Out of stock
Adaptive Tactical EX Performance Adjustable Stock - Black
Adaptive Tactical
MSRP: $59.99$49.99Adaptive Tactical EX Performance Adjustable Stock - Black The EX Performance Adjustable Stock from Adaptive Tactical is an ideal upgrade for your AR15 or AR10. It features an advanced design and high-impact polymer construction. The EX...MSRP: $59.99$49.99 -
Dirty Bird AR15 Mil-Spec Carbine Receiver Buffer Kit
Dirty Bird Industries
MSRP: $49.95$44.95Dirty Bird AR15 Mil-Spec Carbine Receiver Buffer Kit The Dirty Bird Industries Mil-Spec Carbine Buffer Kit cuts no corners. It features a true Mil-Spec 6-Position Receiver Extension (buffer tube) machined from American Made 7075-T6 Aluminum,...MSRP: $49.95$44.95 -
Rise Armament LE145 Tactical Drop-In Trigger
Rise Armament
MSRP: $149.99$139.99Rise Armament LE145 Tactical Drop-In Trigger When things go sideways, you need a trigger you can depend on. This is that trigger. Designed for peak performance in high-adrenaline situations, the LE145 features a crisp, balanced break. Praised for its...MSRP: $149.99$139.99 -
UTG AR 15 Ambidextrous 45/90 Safety Selector - RED
Leapers / UTG
MSRP: $29.97$24.97UTG AR 15 Ambidextrous 45/90 Safety Selector - RED The Leapers UTG® AR15 Ambidextrous 45/90 safety selector is the perfect AR-15 upgrade because it includes installation tool and hardware, detent, and detent spring and it has a reversible short and...MSRP: $29.97$24.97 -
A2 Pistol Grip Kit for AR 15
Black Rifle Depot
MSRP: $7.95$5.95A2 Pistol Grip Kit for AR 15 Upgrade your AR 15 rifle or pistol with the A2 Pistol Grip Kit, complete with a mil-spec washer and a hardened allen head bolt. Made in the USA and designed to meet or exceed military specifications, this A2 pistol grip is...MSRP: $7.95$5.95 -
Out of stock
Aero Precision AR 15 / M4E1 Field Repair Kit
Aero Precision
MSRP: $20.00$16.95Aero Precision AR 15 / M4E1 Field Repair Kit The Aero Precision AR 15 / M4E1 Field Repair Kit is your indispensable ally on the range, ensuring no shooting session ends due to minor part failures or losses. Manufactured with precision in the...MSRP: $20.00$16.95 -
HERA H1 Gen 2 AR 15 Polymer Magazine (Black)
Hera Arms
$8.90HERA H1 Gen 2 AR 15 Polymer Magazine (Black) Introducing the HERA H1 Gen 2 AR 15 Polymer Magazine in Black – the epitome of lightweight durability. Crafted from Impact Optimized Reinforced Polymer, this 10-round magazine offers reliability and...$8.90 -
Out of stock
KAK Shockwave Lower Build Kit (FDE)
KAK Industry
MSRP: $143.95$124.95KAK Shockwave Lower Build Kit (FDE) This is a complete lower build kit for anyone looking to build themselves an AR 15 pistol. Kit Includes: FDE KAK Shockwave Blade 1.0 Mil-Spec Pistol Buffer Tube Kit - (Not Dimpled) Mil-Spec AR...MSRP: $143.95$124.95 -
Out of stock
KAK Shockwave Lower Build Kit (OD GREEN)
KAK Industry
MSRP: $143.95$124.95KAK Shockwave Lower Build Kit (OD GREEN) This is a complete lower build kit for anyone looking to build themselves an AR 15 pistol. Kit Includes: OD GREEN KAK Shockwave Blade 1.0 Mil-Spec Pistol Buffer Tube Kit Mil-Spec AR 15 Lower...MSRP: $143.95$124.95 -
Out of stock
UTG AR15 Quick Detach Receiver End Plate
Leapers / UTG
MSRP: $15.97$13.97UTG AR15 Quick Detach Receiver End Plate The UTG AR 15 Quick Detachable Receiver End Plate. Designed for Standard Mil-spec AR15 Lower Receiver. Solid Steel Construction with a Matte Black Finish. Unique Low Profile Design Allows Operation of Most...MSRP: $15.97$13.97 -
AR 15 Carbine Buffer Spring
Black Rifle Depot
MSRP: $3.95$2.95AR 15 Carbine Buffer Spring The Black Rifle Depot AR 15 Mil-Spec Carbine Length Buffer Spring is a great replacement part for your build. **Spring color may vary**MSRP: $3.95$2.95 -
Hexmag 10 Round 5.56/.223 Magazine - FDE
Hexmag
MSRP: $14.99$13.59Hexmag 10 Round 5.56/.223 Magazine - FDE The next evolution in AR 15 magazines is here - the SENTRY Hexmag featuring the iconic Hexture design pattern. Enhancements make this the most compatible" user-friendly magazine on the market"...MSRP: $14.99$13.59 -
Strike Industries M4/AR15 Cobra Fang Trigger Guard
Strike Industries
MSRP: $12.95$10.95Strike Industries M4/AR15 Cobra Fang Trigger Guard with Magwell Feature If you’ve ever wanted faster, more reliable magazine reloads, practice makes perfect. You aren’t gonna be a superstar overnight. But a little help never hurts...MSRP: $12.95$10.95 -
Out of stock
APOC Armory Enhanced Lower Parts Kit
Apoc Armory
MSRP: $69.95$57.95APOC Armory Enhanced Lower Parts Kit APOC Armory Enhanced AR 15 Lower Parts Kits are for the builders who appreciate and demand top quality parts down to the smallest components on their rifles. When failure is not an option, this is the Lower...MSRP: $69.95$57.95 -
Out of stock
ATI X1 AR-15 Recoil Reducing Pistol Grip (FDE)
Advanced Technology
MSRP: $29.99$27.95ATI X1 AR-15 Recoil Reducing Pistol Grip The ATI X1 Recoil Reducing Pistol Grip features a special material that absorbs the initial shock felt punch of the recoil. This increases the shooter’s comfort while reducing the muzzle lift...MSRP: $29.99$27.95 -
Out of stock
AR 15 SILENT RECOIL SPRING
Black Rifle Depot
MSRP: $75.99$64.95AR 15 SILENT RECOIL SPRING The JE Silent Recoil Spring System is a drop-in replacement for the traditional buffer spring and buffer for the AR 15 platform. The Silent Recoil spring eliminates virtually all the friction and vibration typical of the...MSRP: $75.99$64.95 -
Out of stock
KCI AR-15 .223 / 5.56mm 100-Round Gen 2 Drum Magazine
KCI USA
MSRP: $199.99$149.99KCI AR-15 .223 / 5.56mm 100-Round Gen 2 Drum Magazine Featuring steel-reinforced feed lips and an advanced polymer over-molded body, the KCI® AR-15 .223/5.56mm 100-Round Gen 2 Drum Magazine is a tried and true drum magazine, specifically engineered...MSRP: $199.99$149.99 -
Out of stock
Magpul PMAG® 10/30 AR/M4 GEN M3®
Magpul
MSRP: $17.95$17.05Magpul PMAG® 10/30 AR/M4 GEN M3® The Magpul Industries PMAG 10/30 AR/M4 GEN M3 is a 10-round polymer magazine for AR15/M4 compatible weapons chambered in 5.56x45 NATO/.223 Remington. It was designed for users who reside in areas...MSRP: $17.95$17.05 -
Strike Industries AR15 Enhanced Lower Parts Kit without Grip
Strike Industries
MSRP: $77.95$71.95Strike Industries AR 15 Enhanced Lower Parts Kit without Grip The Enhanced Lower parts kit offers a convenient upgrade package for the AR15 for those looking for a complete Strike Industries solution for new builds, or to update their plain jane...MSRP: $77.95$71.95 -
Strike Industries Strike Switch Safety Selector (Black, Blue, Red)
Strike Industries
MSRP: $61.95 - $65.95$54.95 - $58.95Strike Industries Strike Switch Safety Selector (Black, Blue, Red, Grey) Ergonomic, intuitive, and fast. The Strike Switch is a patent pending modular safety selector designed from inception using human factor considerations to aid...MSRP: $61.95 - $65.95$54.95 - $58.95 -
Strike Industries TRIBUS Enhanced Castle Nut - Version 2
Strike Industries
MSRP: $59.95 - $61.95$57.95 - $59.95Strike Industries TRIBUS Enhanced Castle Nut & Extended End Plate Version 2 The Strike Industries TRIBUS is the next iteration of the previous AR-ECN&EEP. New features include two addition QD mounting points added to the left & right...MSRP: $59.95 - $61.95$57.95 - $59.95 -
Out of stock
Aero Precision AR 15 Lower Parts Kit W/MOE Grip
Aero Precision
MSRP: $110.00$94.95Aero Precision AR 15 Lower Parts Kit W/MOE Grip Aero Precision’s line of Lower Parts Kits featuring Magpul™ Grips is designed to be versatile for your needs. Each kit is available with MOE® and MOE SL® Grip Options in Black and FDE...MSRP: $110.00$94.95 -
Out of stock
Trinity Force Alpha AR 15 Stock (Black)
Trinity Force
MSRP: $19.95$17.95Alpha AR 15 Stock (Black) The Trinity Force Alpha Stock is versatile enough to work with any AR build. It features a low-profile adjustment latch, double-injected rubber cheek rest, and slick-sided profile. The butt-pad profile is angled to...MSRP: $19.95$17.95 -
Black Dog Machine Sonic X AR-15 22 Long Rifle 10rd Conversion Magazine
Black Dog Machine LLC
$21.00 - $23.00Black Dog Machine Sonic X AR-15 22 Long Rifle 10rd Conversion Magazine This is the Black Dog 'Sonic X' 10 round short profile magazine for AR15 .22 conversions. Manufactured from tough polycarbonate sonically welded together, they are ultra reliable...$21.00 - $23.00 -
MAGPUL CTR® Mil Spec Stock (Black)
Magpul
MSRP: $64.95$61.70MAGPUL CTR® Mil Spec Stock (Black) The Magpul CTR (Compact/Type Restricted) - Mil-Spec model is a drop-in replacement buttstock for AR15 / M16 carbines using Mil-Spec sized receiver extension tubes. Designed for light, fast action, the...MSRP: $64.95$61.70 -
Out of stock
Yankee Hill Machine EZ PULL Takedown Pin Set
Yankee Hill Machine Co
MSRP: $25.95$24.95Yankee Hill Machine EZ PULL Takedown Pin Set The Yankee Hill Machine takedown pins have oversized heads to make separating the upper and lower receiver faster and easier. Perfect for the shooting enthusiast with a variety of top ends and a single...MSRP: $25.95$24.95 -
Armaspec Stealth Recoil Spring
Armaspec
MSRP: $84.99$76.50Armaspec Stealth Recoil Spring The Stealth Recoil Spring™ SRS™ GEN4 is a self-contained multi-stage drop-in replacement for your standard buffer and spring. The SRS™ is designed to keep the buffer spring from rubbing against the inner...MSRP: $84.99$76.50 -
CQC 5-Position Micro AR-15 Lower Build Kit
Black Rifle Depot
MSRP: $119.95$79.95CQC 5-Position Micro AR 15 Lower Build Kit The CQC 5-Position Micro AR 15 Lower Build Kit from Black Rifle Depot is the ultimate solution for quick and easy maneuverability in close-quarters combat. The CQC AR 15 Stock Kit has a smaller overall size and...MSRP: $119.95$79.95 -
E-Lander 5.56 NATO 30-Round Galvanized Steel AR-15 Magazine
E-Lander
MSRP: $15.48$13.70E-Lander 5.56 NATO 30-Round Galvanized Steel AR-15 Magazine This E-Lander AR-15 magazine features durable galvanized steel construction, a high-quality weather-resistant coating, enhanced floorplate, thirty round capacity, enhanced anti-tilt white...MSRP: $15.48$13.70 -
Armaspec Buffer Retainer Stainless Steel w/ Spring
Armaspec
MSRP: $7.99$7.15Armaspec Buffer Retainer Stainless Steel w/ Spring Stainless Steel Buffer Retainer with Spring. For AR-15 .223/5.56. Made in U.S.AMSRP: $7.99$7.15 -
Out of stock
KAK Shockwave Lower Build Kit (Gray)
KAK Industry
MSRP: $143.95$124.95KAK Shockwave Lower Build Kit (GREY) This is a complete lower build kit for anyone looking to build themselves an AR 15 pistol. Kit Includes: Grey KAK Shockwave Blade 1.0 Mil-Spec Pistol Buffer Tube Kit Mil-Spec AR 15 Lower parts...MSRP: $143.95$124.95