The Sanders Armory AR15 BILLET Side Charge Upper Receiver is a custom receiver made from 7075 T6 Grade Billet Aluminum with Mil-A-8625 Type III Hard Coat Anodized Finish and M4 Feed Ramps. This side charge upper receiver will fit and accept any AR15 Mil-Spec lower receiver and barrel. The Bolt Carrier Group (BCG) is a dedicated custom Side Charge AR15 Mil Spec Nitride Bolt Carrier with Mil-Spec AR-15 223/5.56 NATO/300 AAC/350 Legend bolt head. The Bolt is “true” Mil Spec dimension and external surfaces are CNC ground after heat treat for a precision fit and made with case Hardened 9310 Steel with Phosphate per MIL-STD-171, Hardened 4340 cam pin, Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated, custom Side-Charge Handle is fortified and made of 4140 Chrome Moly with a Nitride Finish. Made in the USA!
AR15 Billet Side Charge Upper Receiver Specs:
- 7075-T6 Billet Aluminum
- Mil-A-8625 Type III Class 2 Hard Anodized Finish
- M4 Feed Ramps
AR15 AR-15 223/5.56 NATO/300 AAC/350 Legend Nitride BCG Features:
- 9310 Steel MPI tested bolt
- 8620 Steel Carrier
- Keys are made from 4130 Steel
- Black Nitride Finish on Carrier
- Requires light lubrication for maximum efficiency, easy to clean.
- Includes Crane O ring
Bolt Head Specifications:
- AISI 9310 VAR (vacuum arc remelt) moly, nickel steel
- Beveled locking surface
- Carbon/fouling relief area for high fire rates
- Phosphate per MIL-STD-171
NO shipping to District of Columbia (Washington, D.C.); Massachusetts; Connecticut; Chicago, Cook County, Deerfield, Highland Park or Aurora Illinois; New Jersey; New York; Puerto Rico; Hawaii; or Canada. NO international shipping, all must be within the 48 Contiguous United States. NO APO/PPO/FPO’s.