NcSTAR AR-10 Upper Receiver Block

Description

Description:

-Bolting the two halves of the upper receiver block fully supports the upper receiver to prevent damage from torque twisting forces when installing or removing barrels from the
receiver.
-The upper half of the block inserts into the AR-10 receiver just like a bolt carrier group. The bottom half of the block can be bolted together with the upper block half with the
provided steel bolts. This fully supports the inside and the bottom of the AR-10 receiver and it also leaves the receiver optics rail open for mounting accessories and optics.
-The AR-10 upper receiver block also has a hole through the length of the block to act as a bore brush guide for cleaning out the bore of the barrel.
-Constructed with blue anodized Aluminum.
-Dimensions 8.4”L X 3.1”H X 2.0”D
-Weight: 29.0 oz.