Product Description
The AR Upper Vise Block is designed for use with AR-style upper receivers when tightening barrel nuts to the proper specifications and attaching/removing a muzzle device. The block is made from solvent resistant black polymer. For your safety, Trinity Force recommends all weapon repairs and modifications be performed by a qualified gunsmith/installer with an understanding of the weapon platform that the part is being installed on. Always make sure the firearm is unloaded and pointed in a safe direction when working.
- Reinforced Polymer
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