This ring set is for the serious shooter that wants the best in strength and ruggedness. The heavy duty rings are made of solid heat-treated aluminum alloy
* Fits Picatinny 1913 RIS rails. Does NOT Fit Weaver.
* Works with 30 mm tube scope or 1inch tube scope using included size inserts
* 30mm center height. See-thru design. Good with up to 50mm objectives
* Each ring comes with additional top with built-in Picatinny accessory rail which can be used for mounting laser sight, flashlight etc...
* Large clamping Hex nut for secure mounting
* Anodized black matte finish
* TWO identical rings in the set with Allen head wrench (Picture shows one ring)
Built with extra material for heavy duty us
Metal size inserts for use with both 30mm and 1inch scopes
Medium 30mm center height
Extra Picatinny accessory rail tops included in the set