Timber Creek AR Lower Parts Kit Black AR LPK BL

Cmmg 308 Ar Lower Gunbuilder's Lower Parts Kit - 308 Ar Gunbuilder's Lower Parts Kit

The 308 version includes LR308 takedown and pivot pins as well as an improved bolt catch. The 308 kits also include a bolt catch screw in place of the AR-15 pin. Parts list includes: Takedown pin, receiver pivot pin, takedown pin detent (2), takedown... ... more

Alg Defense Ar-15 Lower Parts Kit W/ Qms Trigger - Ar-15 Lower Parts Kit With Grip W/ Qms Trigger

Complete Lower Parts Kit with QMS Trigger. This kit comes with: Bolt Catch, Bolt Catch Plunger, Bolt Catch Spring, Bolt Catch Roll Pin, Mag Release, Mag Release Button, Mag Release Spring, Buffer Retainer Spring, Safety, Buffer Retainer, Safety Detent... ... more

Timber Creek Greyman 15in AR-15 Handguard Black G15 HG BL

Timber Creek Greyman 15in AR-15 Handguard Black G15 HG BL. These AR Handguards & Forends from the professionals at Timber Creek are made from high quality materials that will supply long-lasting durability. For a number of years Timber Creek has been... ... more

Timber Creek AR Buffer Tube Kit Od Green AR BTK OD

Timber Creek AR Buffer Tube Kit Od Green AR BTK OD. Available in 10 colors the kit includes: Mil-Spec Carbine Buffer Tube Quick Disconnect End Plate Castle Nut Buffer Spring & Pin for installation. Compatible with stocks from a wide range of... ... more

Timber Creek AR Buffer Tube Kit Flat Dark Earth AR BTK FDE

Timber Creek AR Buffer Tube Kit Flat Dark Earth AR BTK FDE. Available in 10 colors the kit includes: Mil-Spec Carbine Buffer Tube Quick Disconnect End Plate Castle Nut Buffer Spring & Pin for installation. Compatible with stocks from a wide range of... ... more

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Black Enforcer Kits BL

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Black Enforcer Kits BL. Each of these AR15 Lower Parts thoughtfully designed by Timber Creek Outdoors incorporate a unique ambidextrous feature that makes the firearm easier to... ... more

Tiger Rock AR Rifle Build Kit BCG LPK and Stock Kit .300 AAC Blackout 24in 16in Barrel HBAR Carbine 1x8 5/8x24 15in M-Lok Handguard Compensator

Tiger Rock AR Rifle Build Kit BCG LPK and Stock Kit .300 AAC Blackout 24in 16in Barrel HBAR Carbine 1x8 5/8x24 15in M-Lok Handguard Compensator. 300 AAC Blackout AR Rifle Build Kit. Tiger Rock constructed these AR15 Lower Parts from durable 4150 Chrome... ... more

Timber Creek AR Lower Parts Kit Purple AR LPK PPA

Timber Creek AR Lower Parts Kit Purple AR LPK PPA. In addtion it it includes a mil-spec bolt catch and all the springs and pins needed. This kit is the perfect start to any build. CNC machined out of aircraft grade aluminum. Specifications for Timber... ... more

Timber Creek AR Lower Parts Kit Tungsten AR LPK

Timber Creek AR Lower Parts Kit Tungsten AR LPK. In addtion it it includes a mil-spec bolt catch and all the springs and pins needed. This kit is the perfect start to any build. CNC machined out of aircraft grade aluminum. Specifications for Timber... ... more

Timber Creek AR Lower Parts Kit Blue AR LPK

Timber Creek AR Lower Parts Kit Blue AR LPK. In addtion it it includes a mil-spec bolt catch and all the springs and pins needed. This kit is the perfect start to any build. CNC machined out of aircraft grade aluminum. Specifications for Timber Creek... ... more

Aero Precision Lower Parts Kit AR-15 Magpul MOE Flat Dark Earth APRH100965

Aero Precision Lower Parts Kit AR-15 Magpul MOE Flat Dark Earth APRH100965. Each kit is available with MOE and MOE SL Grip Options in Black and FDE. Buy with our tried and true mil-spec Fire Control Group or save for an upgraded trigger with our MINUS... ... more

CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15 55CA6BA

CMMG ZEROED Gunbuilder's Lower Parts Kit AR-15 55CA6BA. Check out our interactive install walkthrough video below or read the CMMG Resources LPK Install article for an in-depth breakdown. All parts meet or exceed mil-spec. Specifications for CMMG AR-15... ... more

Timber Creek AR Lower Parts Kit Red AR LPK

Timber Creek AR Lower Parts Kit Red AR LPK. In addtion it it includes a mil-spec bolt catch and all the springs and pins needed. This kit is the perfect start to any build. CNC machined out of aircraft grade aluminum. Specifications for Timber Creek AR... ... more

Aero Precision Lower Parts Kit AR-15 Magpul MOE SL Flat Dark Earth APRH100967

Aero Precision Lower Parts Kit AR-15 Magpul MOE SL Flat Dark Earth APRH100967. Each kit is available with MOE and MOE SL Grip Options in Black and FDE. Buy with our tried and true mil-spec Fire Control Group or save for an upgraded trigger with our... ... more

Black Rain Ordnance Lower Parts Kit 5.56/.223 Black BRO-LPK-BLK

Black Rain Ordnance Lower Parts Kit 5.56/.223 Black BRO-LPK-BLK. In addition to all the standard required springs pins detents and more these AR15 Lower Parts also feature the Black Rain Ordnance 3.5lb single stage drop-in trigger for improved accuracy... ... more

Strike Industries AR Lower Receiver Pin Gunsmith Kit Black One Size SI-AR-LRPK-PRO

Strike Industries AR Lower Receiver Pin Gunsmith Kit Black One Size SI-AR-LRPK-PRO. This kit is comprised of several important lower pins and detents. The kit contains takedown and pivot pins takedown and pivot pin detents hammer and trigger pins... ... more

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK. Everything you need to build out your 5.56 pistol just add a lower receiver. Includes : 7.5" Barrel Low profile gas... ... more

Timber Creek AR Lower Parts Kit Burnt Bronze AR LPK BB

Timber Creek AR Lower Parts Kit Burnt Bronze AR LPK BB. In addtion it it includes a mil-spec bolt catch and all the springs and pins needed. This kit is the perfect start to any build. CNC machined out of aircraft grade aluminum. Specifications for... ... more

Black Rain Ordnance Lower Parts Kit 5.56/.223 FDE BRO-LPK-FDE

Black Rain Ordnance Lower Parts Kit 5.56/.223 FDE BRO-LPK-FDE. In addition to all the standard required springs pins detents and more these AR15 Lower Parts also feature the Black Rain Ordnance 3.5lb single stage drop-in trigger for improved accuracy... ... more

Strike Industries AR Lower Receiver Pro Spring Kit Black One Size SI-AR-LRSK-PRO

Strike Industries AR Lower Receiver Pro Spring Kit Black One Size SI-AR-LRSK-PRO. Strike Industries included the following AR15 Lower Parts in the available kits: springs for the bolt catch disconnector buffer retainer trigger hammer magazine catch... ... more

Timber Creek AR Buffer Tube Kit Black AR BTK BL

Timber Creek AR Buffer Tube Kit Black AR BTK BL. Available in 10 colors the kit includes: Mil-Spec Carbine Buffer Tube Quick Disconnect End Plate Castle Nut Buffer Spring & Pin for installation. Compatible with stocks from a wide range of manufactures.... ... more

Strike Industries AR Enhanced Lower Receiver Parts with Trigger Hammer and Disconnector Black One Size SI-AR-E-LRPTH

Strike Industries AR Enhanced Lower Receiver Parts with Trigger Hammer and Disconnector Black One Size SI-AR-E-LRPTH. This bundle of AR15 Lower Parts from Strike Industries includes their fire control group with a crisp 4.5-5.5 lbs. of pull for a... ... more

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Gold LPK-ENH-GOLD

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Gold LPK-ENH-GOLD. These AR15 Lower Parts by Guntec USA are enhanced with an anodized finish and include essential parts like the Ambidextrous Safety a Trigger guard extended takedown pins... ... more

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Purple LPK-ENH-PURPLE

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Purple LPK-ENH-PURPLE. These AR15 Lower Parts by Guntec USA are enhanced with an anodized finish and include essential parts like the Ambidextrous Safety a Trigger guard extended takedown... ... more

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Red LPK-ENH-RED

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Red LPK-ENH-RED. These AR15 Lower Parts by Guntec USA are enhanced with an anodized finish and include essential parts like the Ambidextrous Safety a Trigger guard extended takedown pins... ... more

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Blue LPK-ENH-BLUE

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Blue LPK-ENH-BLUE. These AR15 Lower Parts by Guntec USA are enhanced with an anodized finish and include essential parts like the Ambidextrous Safety a Trigger guard extended takedown pins... ... more

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Clear LPK-ENH-CLEAR

Guntec USA AR-15 Enhanced Lower Parts Kit w/ Upgrades Anodized Clear LPK-ENH-CLEAR. These AR15 Lower Parts by Guntec USA are enhanced with an anodized finish and include essential parts like the Ambidextrous Safety a Trigger guard extended takedown... ... more

Timber Creek Enforcer AR Complete Build Kit AR-15 Robin's Egg Blue Ambidextrous TCOEKRE

Timber Creek Enforcer AR Complete Build Kit AR-15 Robin's Egg Blue Ambidextrous TCOEKRE. Each of these AR15 Lower Parts thoughtfully designed by Timber Creek Outdoors incorporate a unique ambidextrous feature that makes the firearm easier to use for... ... more

Guntec USA AR Complete .308 Upper Receiver w/o Lower Parts Kit N.5 15in M-Lok Handguard .308 Gen 2 M.L.S. Stock Assembly Mid-Length .750 Gas Block

Guntec USA AR Complete .308 Upper Receiver w/o Lower Parts Kit N.5 15in M-Lok Handguard .308 Gen 2 M.L.S. Stock Assembly Mid-Length .750 Gas Block. 308 UPPER RECEIVER KIT includes everything you need to complete your next AR rifle build minus the lower... ... more

Aero Precision Lower Parts Kit AR-15 Magpul MOE SL Anodized Black APRH100966

Aero Precision Lower Parts Kit AR-15 Magpul MOE SL Anodized Black APRH100966. Each kit is available with MOE and MOE SL Grip Options in Black and FDE. Buy with our tried and true mil-spec Fire Control Group or save for an upgraded trigger with our... ... more

Timber Creek Enforcer 9in M-Lok Handguard Black CF E9 HG BL

Timber Creek Enforcer 9in M-Lok Handguard Black CF E9 HG BL. These AR Handguards & Forends by the specialists at Timber Creek are made from top of the line components that will provide you long-lasting durability. For a number of years Timber Creek has... ... more

TacFire 5.56x45mm NATO AR Build Kit AR Platform 7.50in Barrel Right Black SSPK556LPK

TacFire 5.56x45mm NATO AR Build Kit AR Platform 7.50in Barrel Right Black SSPK556LPK. 56x45mm NATO 7.5in Barrel (1) Bolt Carrier Group (1) Mil-Spec Upper Receiver (1) Slim Free Float MLOK Hand Guard 7in (1) Complete Lower Parts Kit (1) Standard... ... more

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Tungsten Enforcer Kits

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Tungsten Enforcer Kits. Each of these AR15 Lower Parts thoughtfully designed by Timber Creek Outdoors incorporate a unique ambidextrous feature that makes the firearm easier to... ... more

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Burnt Bronze Enforcer Kits BB

Timber Creek TCO Enforcer Complete Build Kit for AR-15 M-LOK Ambidextrous Burnt Bronze Enforcer Kits BB. Each of these AR15 Lower Parts thoughtfully designed by Timber Creek Outdoors incorporate a unique ambidextrous feature that makes the firearm... ... more

Guntec USA AR-15 Builders Kit w/Ambidextrous Safety Gold BUILD-KIT-AMBI-GP

Guntec USA AR-15 Builders Kit w/Ambidextrous Safety Gold BUILD-KIT-AMBI-GP. This Guntec USA Parts Kit features a multi-position short throw ambidextrous safety. Complete AR-15 Builders Kits come in a black color and include a Mil-Spec buffer tube bolt... ... more

Luth-AR 16 in Bull Rifle Kit Minus Lower Receiver w/Fixed Stock M-Lok Black Rifle RKB-16-1M

Luth-AR 16 in Bull Rifle Kit Minus Lower Receiver w/Fixed Stock M-Lok Black Rifle RKB-16-1M. 223 Rem fluted bull barrel AR rifle kit the ultimate choice for precision and accuracy. Built with high-quality components this kit includes a 16 in fluted... ... more

Guntec USA AR-15 Complete Lower Parts Kit w/Ergonomic Polymer Pistol Grip LPK-GRIP

Guntec USA AR-15 Complete Lower Parts Kit w/Ergonomic Polymer Pistol Grip LPK-GRIP. Specifications for Guntec USA AR-15 Complete Lower Parts Kit: Manufacturer: Guntec USA Color: Black Gun Model: AR-15 Condition: New Package Contents: Guntec USA AR-15... ... more