Breakthrough Ar15 Upper Block< - Thru-Hull Fittings with a quick flip of

with a quick flip of the puck

And we're just getting started

five two-sided bits

Optional NiteVu Lighting

Polyethylene Lid - Easy to use locking hatch

Breakthrough Ar15 Upper Block< - Thru-Hull Fittings with a quick flip ofThe breakthrough clean technologies ar15 upper vise block is engineered to seamlessly fit into the barrel lugs, providing a secure anchor for vise clamping. This ensures the safe application of torque for precise manipulation of the barrel nut or muzzle device, safeguarding the integrity of the receiver. The included removable plug adds an extra layer of stability, ensuring the vice block stays firmly in place throughout use. Trust in this