• The ideal way to modify your gun, this upper receiver was developed to be an exceptional improvement to your build
  • The 5.56x45 NATO caliber upper receiver is machined aluminum forgings 7075 with a salt bath nitride finish
  • The A2 muzzle device is 1/2x28 with a 1:8 twist, the barrel is 16” in length and the receiver is optics ready
  • The made in the USA, 25” overall upper receiver has a standard carbine gas system and a SBN MPI bolt carrier
  • The A2 muzzle device is 1/2x28 with a 1:8 twist, the barrel is 16” in length and the receiver is optics ready
  • The 5.56x45 NATO caliber upper receiver is machined aluminum forgings 7075 with a salt bath nitride finish

Bushmaster XM-15 QRC Upper Receiver - Machined Aluminum Forgings 7075, Standard Carbine Gas System, Optic Ready

$499.99

In Stock - Ships Today!

Fast and Accurate Order Processing

We offer standard, 3 day express, 2 day express, and overnight express shipping options for your convenience. If you place your order Monday - Friday by 2:00 PM EST using one of our express shipping options, your order will be processed and shipped the same day it is placed!

Applies to delivery within the 48 contiguous states only.
Shopper Award

  • The ideal way to modify your gun, this upper receiver was developed to be an exceptional improvement to your build
  • The 5.56x45 NATO caliber upper receiver is machined aluminum forgings 7075 with a salt bath nitride finish
  • The A2 muzzle device is 1/2x28 with a 1:8 twist, the barrel is 16” in length and the receiver is optics ready
  • The made in the USA, 25” overall upper receiver has a standard carbine gas system and a SBN MPI bolt carrier


The ideal way to modify your gun, the Bushmaster XM-15 QRC Upper Receiver was developed to be an exceptional improvement to your build. The 5.56x45 NATO caliber upper receiver is machined aluminum forgings 7075 with a salt bath nitride finish. The A2 muzzle device is 1/2x28 with a 1:8 twist, the barrel is 16” in length and the receiver is optics ready. The made in the USA, 25” overall upper receiver has a standard carbine gas system and a SBN MPI bolt carrier.

52 BU1949


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