Badger Ordnance's USMC SASR 34mm Scope Rings will reliably maintain your scope's position, even under the punishing recoil of a .50 BMG. These rings are standard-issue on the U.S. military-issue M107 Special Applications Scoped Rifle. Badger Ordnance USMC SASR 34mm Scope Rings are machined as matched pairs to provide precision alignment for your optic, eliminating the risk of scope damage caused by misaligned rings. Includes inserts so scopes with 1" tubes can be mounted using these rings 4 cap screws on front ring / 6 cap screws on rear ring Ordnance grade steel Black oxide finish NSN #1005-01-537-8616 Badger Ordnance USMC SASR Mfg: Badger Ordnance