Extra-strong, machined from solid bar stock; keeps the heaviest 30mm scopes from moving under recoil. Heavy-duty, U.S.-size hex nuts allow you to correctly torque rings to base. Uses oversized, square cross lugs for increased contact on Picatinny bases; provides additional security against ring slippage and wear caused by recoil battering. Each cap features four, socket-head screws that positively lock scope into rings.
SPECS:
4140 steel billet, parkerized, matte finish. Rc 35. Fits 30mm dia. scope tubes. Height from top of base to inside bottom of ring: 7018 Medium - .500" (12.7mm).
Catalog page 252