Pro-Shot AR-10 bore guide

AR Style Bore Guide with O-Ring and Solvent Port.

The AR style Bore Guide with O-Ring inserts in place of the bolt carrier group assembly while cleaning to center cleaning rod and prevent chamber or muzzle damage.
O-Ring seal at breech prevents solvent from entering the upper receiver and trigger mechanism while also keeping chemicals out of the action.
Solvent Port makes using CLP/Cleaner fast & easy.

Pro-Shot AR10 style bore guide can be used for both 7.62mm and .308 Cal. variants.

Ei ihan mahdu HK MR308 upperiin.