AR-15 Lower Parts Kits

  AR 15 Lower Parts Kit Complete High-Quality Kit for Assembling or Upgrading Your AR 15 Lower Receiver The AR 15 Lower Parts Kit from Black Rifle Depot is a premium choice for anyone looking to upgrade or start an AR 15 build. Each component in...

  AR 15 Lower Parts Kit Minus Fire Control Group & Grip The AR 15 Lower Parts Kit Minus Fire Control Group & Grip is a meticulously compiled set offering superior, reliable AR lower parts, ideal for custom builders. Specifically designed...

AR 15 Whoops Kit The AR-15 "Whoops" Kit is your essential set of springs and detents, specifically designed to prevent interruptions during the maintenance or assembly of your AR-15 rifle. This kit ensures you're prepared for...

AR 15 Grip Screw Lock Washer The OEM AR 15 Grip Screw Lock Washer from Black Rifle Depot is a mil-spec all steel locking washer. Be sure that your grip screw doesn't work itself loose, lock it into place with this AR15 grip screw lock washer...

AR 15 Safety Selector Detent Spring The OEM AR 15 Safety Selector Detent Spring from Black Rifle Depot is a spring steel, Mil-Spec spring made in the United States. You can never have too many springs in your bag or on your bench, pick up a...

Anderson Manufacturing Lower Parts Kit (Stainless Hammer & Trigger) The Anderson Manufacturing AR15 lower parts kits comes complete and is available in both black and stainless trigger options. Anderson AR15 lower parts...

  Aero Precision AR-15 Lower Parts Kit, Minus Fire Control/Trigger Guard/Pistol Grip Aero Precision AR-15 lower build kit without fire control group, trigger guard and pistol grip is perfect for your custom build. It allows you to pick custom...

AR 15 Takedown/Pivot Pin Detent This OEM AR 15 Takedown/Pivot Pin Detent from Black Rifle Depot is a Steel constructed Mil-Spec detent. It is a small item and as such you should probably keep a few extra in your bag or on your bench. Remember...

  AR 15 Lower Parts Kit (No Grip) Black Rifle Depot's OEM AR 15 Lower Parts Kit is assembled with top tier quality parts. These AR 15 Lower Parts Kits are sourced and used by some of the top manufactures in the AR 15 industry. These are 30 piece...

  AR 15 Lower Parts Kit with EAG Grip (Black) The AR EAG Pistol Grip with Storage Compartment mounts onto AR-15/ M4/ M16 lower receivers and uses standard Pistol Grip bolt/screw from LPK. It has an ergonomic design to fit comfortably in the hand...

AR 15 Takedown/Pivot Pin Spring The OEM AR 15 Takedown/Pivot Pin Spring from Black Rifle Depot is proudly made in the United States from Spring steel and is Mil-Spec. You want to have a few on you at all times. Remember that Black Rifle...

  AERO Precision AR15 Lower Parts Kit The Aero Precision AR 15 lower parts kit (AERO LPK) is a high quality parts kit and is trusted by builders throughout the industry. As always Aero Precision lower parts kits are made right here in the...

AR 15 Safety Selector Detent This OEM AR 15 Safety Selector Detent from Black Rifle Depot is a Mil-Spec design that is made with reliability in mind. This is one of those little, easy to drop and loose parts that you should have extra of...

AR 15 Buffer Retainer Spring This OEM AR 15 Buffer Retainer Spring from Black Rifle Depot is Mil-Spec, constructed of spring steel in the United States. Remember that Black Rifle Depot is your online shop for all of your AR 15...

Dirty Bird AR-15 Lower Receiver Pin and Spring Kit Dirty Bird Industries' pin and spring kits are everything builders need and nothing they don't. The most minimal of lower parts kits, this kit allows builders to select their own controls...

  Aero Precision AR15 / M4E1 Field Repair Kit The AERO Precision AR 15 Fix-It Kit gets you the most commonly lost parts to finish your build.. These AR 15 kits are manufactured in the United States and are packed in AERO Precision retail packaging...

  Strike Industries Extended Bolt Catch The SI-XBC Extended bolt catch is a heavy duty, go-fast addition to the Strike Industries line of enhanced parts. Under high stress situations, the oversized bolt release lever aides in rapid thumb or palm...

  AR 15 Lower Parts Kit with Stainless Fire Control Group Black Rifle Depot's  AR 15 Lower Parts Kit with stainless steel trigger and hammer is assembled with top tier quality parts. These AR 15 Lower Parts Kits are sourced and used by some...

AR 15 Grip Screw This is a standard OEM Mil-Spec AR 15 Grip Screw. It has no fancy bells and whistles, it is not anything you will be excited to have, that is unless you need one. Then this little baby is exactly what you want. It will hold your grip in...

Anderson Lower Parts Kit w/ Black Hammer & Trigger Complete Lower Parts Kit includes, Bolt Catch, Bolt Catch Plunger, Bolt Catch Roll Pin, Bolt Catch spring Buffer, Retainer, Buffer Retainer spring Disconnect, Disconnect Spring,  Traditional...

AR 15 Trigger Disconnector The OEM AR 15 Trigger Disconnector from Black Rifle Depot is a drop in replacement for Mil-Spec and OEM AR lower parts that are missing or need replacement. This is a great part to keep in your bag or on your bench...

AR 15 Buffer Retainer The OEM AR 15 Buffer Retainer from Black Rifle Depot is made in the United States from steel to Mil-Spec. Remember that Black Rifle Depot is your online shop for all of your AR 15 replacement parts, spare...

Mil-Spec AR-15 Aluminum Trigger Guard Black Anodized (Does not include roll pin)

  Strike Industries Enhanced Bolt Catch This product is another part of Strike Industries high quality AR-15 parts.  The SI AR-EBC features an extra wide bolt catch lever surface making its operation effortless. Its solid construction and...

  AR 15 Lower Parts Kit with EAG Grip (FDE) The Black Rifle Depot AR 15 Lower Parts Kit is manufactured from top quality materials and sourced from several of the leading manufactures for firearms parts. So if you are looking for the...

AR 15 Disconnector Spring The OEM AR 15 Disconnector Spring from Black Rifle Depot is a Mil-Spec replacement part for all OEM lower parts kits installed in your weapon. Be sure to have an extra spring or two in your range day bag or building workbench...

AR 15 Extended Takedown Pin (Rear) The AR 15 Extended Takedown Pin (Rear) is a great replacement for the one that was lost. It is a drop in heavy duty replacement part for every type of sportsman or sportswoman. Remember that Black Rifle Depot is...

AR 15 Bolt Catch The AR 15 Bolt Catch from Black Rifle Depot is a great mil-spec catch to have in your bag in case the worst happens and you need a replacement part. No body like leaving the range early because of a tiny broken, damaged, or missing part...

  AR 15 Lower Parts Kit Minus FCG & Pistol Grip The Dirty Bird Industries AR 15 Lower Parts Kit (without FCG & Pistol Grip) consists of high quality, precision machined components made in the USA. It is ideal for AR builders who want to...

  APOC 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...

AR 15 Bolt Catch Plunger The Black Rifle Depot AR 15 Bolt Catch Plunger is the go to drop in replacement for the one you lost. Get a few and have them in your spare parts box, because you never know. Remember that Black Rifle Depot is your online...

  Strike Industries AR 15 Enhanced Lower Receiver Parts Less Trigger, Hammer and Disconnector The Enhanced Lower parts kit offers a convenient upgrade package for the AR 15 for those looking for a complete Strike Industries solution for new...

AR-15 Trigger Guard Roll Pin The OEM AR 15 Trigger Guard Roll Pin from Black Rifle Depot is a US made Mil-Spec product. Features: Mil-Spec design Made In The USA Compatible With AR15 Platforms

AR 15 Bolt Catch Spring The Black Rifle Depot AR 15 Bolt Catch Spring is a drop in replacement part for your mil-spec lower parts kit. If you lost, damaged, or wore your old one out, this one will fit the bill for reliable use for a long time. You...

AR 15 Receiver Takedown Pin The OEM AR 15 Receiver Takedown Pin from Black Rifle Depot is Mil-Spec and constructed from steel that has a parkerized finish. Remember that Black Rifle Depot is your online shop for all of your AR 15...

  Aero 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...

Aero 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...

AR 15 Bolt Catch Roll Pin The quality of the Black Rifle Depot AR 15 Bolt Catch Roll Pin is Mi-Spec. It is exactly what you need, so be sure to get a few on hand before you find out you need one while at the range or on that big hunt. Remember...

AR 15 Magazine Release Button The Black Rifle Depot AR 15 Magazine Release Button is a must have for any serious sportsman. You cannot afford to get to the range or hunt and need a replacement part you don't have. Be sure to add these and the other...

Dirty Bird Industries AR-15 Trigger Reduced Power Single Stage Spring Set Dirty Bird Industries is excited to announce their new Dirty Bird Industries AR-15 Trigger 3.5lb Reduced Power Spring Set! Mil-Spec triggers have been used for decades, but have...