Sig Sauer's proprietary aluminum alloy ALPHA Hunting Rings are machined with an exactness that is both strong yet ductile that allows Sig Sauer rings to form around a riflescope yet will not damage scope under proper installation. Epoxy powder coated to prevent oxidation and resist gun oils cleaning solutions and outdoor exposure.

Aluminum 1913 rail rings 
Covered by SIG SAUER’s Infnite Guarantee

Torq Specifications for Alpha Hunting Mounts

To Rail (1/2” SOCKET): 65in/lbs
To Scope (T15-TORX): 25in/lbs