Sig Sauer Alpha1 1in Medium Rifle/MSR Mount – Sig Sauer proprietary steel alloy ALPHA Hunting Rings are machined with an exactness that is both strong yet ductile that allows their rings to form around a riflescope, yet will not damage scope under proper installation. The steel rings are epoxy powder coated to prevent oxidation and resist gun oils, cleaning solutions, and outdoor exposure.

– Steel 1913 rail styles 
– Covered by SIG SAUER’s Infnite Guarantee