Badger Ordnance's USMC M40A3 30mm Scope Rings were originally designed for the M40A3 Scout Sniper Rifle and the Unertl 10x scope. These solid, secure ALL-STEEL rings will work on any rifle with a MIL-STD 1913 Picatinny receiver rail. Badger machines each USMC M40A3 30mm scope ring from steel barstock and serializes them as matched pairs, eliminating the damaging effects of mismatched rings. Sold in matched pairs Includes ring inserts so they can be used with 1" scope tubes Hard black oxide finish Torx-head ring cap screws NSN #5365-09-511-9954 Badger Ordnance USMC M40A3 30mm Scope Rings provide the solidity and strength required to sta Mfg: Badger Ordnance