Base is made of Steel.

Work with both stamped and milled receivers.

Mount will accept all aftermarket scope bases as well as military style scopes.

Great way to add a scope you your Rifle.

Comes with all mounting hardware.

An universal scope mount and can be used with many types of rifles and shotguns including the Ruger 10/22 and Mossberg 500 series & Mosin Nagant Rifles.