AR-15 Upper Parts

A*B Arms AR-15/M16 Bolt Carrier Group Small Parts Kit Genuine, Mil-spec, high quality parts for those AR-15/M-16 small parts that wear down, break, or simply get lost. With this Small Parts Kit on hand, you'll always have the parts you need to keep your...

A*B Arms AR-15/M16 Cam Pin - Nickel Boron Most AR-15 owners and shooters put little thought into the cam pin, aside from a brief bought of mild frustration if it decides to be a little stubborn when you're dis- or reassembling your bolt carrier group...

A*B Arms AR-15 Pro Carbine Polymer Handguard American Built Arms Pro Handguard. This 2-piece carbine-length handguard is available in Black or Flat Dark Earth. It has upper and lower heat shields for maximum cooling. This hand guard will work with...

A*B Arms AR-15/M16 Firing Pin - Chrome AR-15 Mil-Spec Firing Pin. Made from AISI 8740 steel and chrome plated

A*B Arms Pro 5.56 Bolt Assembly - Nickel Boron American Built Arms Nickel Boron 5.56mm Bolt Assembly. Made in the USA to Mil-Spec dimensions, this C-158 steel bolt features a Nickel Boron coating. The E4140 steel extractor and has a Manganese Phosphate...

A*B Arms AR-15 Free Float M-LOK Handguard The A*B Arms A*B Pro Aluminum Free Float Hand Guard for AR-15 rifles is designed to be slim and lightweight.  Features: Made in the USA from American sourced 6061 T6 extruded aluminum Hand guards are hard...

A*B Arms AR-15 MOD1 Carbine Polymer Handguard American Built Arms MOD1 Handguard. Available in Black or Flat Dark Earth, this 2-piece polymer handguard features upper and lower heat shields for improved cooling.  This hand guard is designed to work...

A*B Arms AR-15/M16 Bolt Carrier Group Essential Parts Kit A*B Arms is built stronger because sometimes, lives are on the line. Their products stand up to the rigors of combat, police and private security operations, where failure is not an option.The AR...

A*B Arms Pro 5.56 NATO Bolt Carrier Group - Nickel Boron A*B Arms is built stronger because sometimes, lives are on the line. Their products stand up to the rigors of combat, police and private security operations, where failure is not an option.The A*B...

A*B Arms SBR V*Grip AR-15 Vertical Grip - Black A*B Arms is built stronger because sometimes, lives are on the line. Their products stand up to the rigors of combat, police and private security operations, where failure is not an option.The SBR V*Grip,...