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AR15 BILLET AMBI 450 Bushmaster Side Charge Upper Receiver with Nitride BCG

$275.00

The Sanders Armory AR15 BILLET AMBI 450 Bushmaster Side Charge Upper Receiver with Nitride BCG 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 AMBI Side Charge AR15 Mil-Spec Nitride Bolt Carrier that permits a charging knob to be inserted on either the left or right side for ease of use.  The bolt carrier includes a Mil-Spec AR15 450 Bushmaster bolt head. The Bolt is “true” Mil-Spec dimension, and external surfaces are CNC ground after heat treatment 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, the Side-Charge Handles are fortified and made of 4140 Chrome Moly with a Nitride Finish. Made in the USA!

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Description

The Sanders Armory AR15 BILLET AMBI 450 Bushmaster Side Charge Upper Receiver with Nitride BCG 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 AMBI Side Charge AR15 Mil-Spec Nitride Bolt Carrier that permits a charging knob to be inserted on either the left or right side for ease of use.  The bolt carrier includes a Mil-Spec AR15 450 Bushmaster bolt head. The Bolt is “true” Mil-Spec dimension, and external surfaces are CNC ground after heat treatment 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, the Side-Charge Handles are fortified and made of 4140 Chrome Moly with a Nitride Finish. Made in the USA!

AR15 450 Bushmaster Billet AMBI Side Charging Upper Specs:

  • 7075-T6 Billet Aluminum
  • Mil-A-8625 Type III Class 2 Hard Anodized Finish
  • M4 Feed Ramps

The AR15 450 Bushmaster AMBI Nitride BCG Features:

  • 9310 Steel MPI tested bolt
  • 8620 Steel Carrier
  • Keys are made from 4130 Steel
  • Black Nitride Finish on Carrier
  • TWO side charge handles, one for left side charge and one for right side charge
  • It requires light lubrication for maximum efficiency, easy to clean.
  • Includes Crane O ring

450 Bushmaster Bolt 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/FPOs.

Additional information

Weight 1.5 lbs
Dimensions 7.5 × 2.5 × 1.5 in