1 inch Cantilever Flat Top Scope Mount 1" Dark Earth by DL SUPPLY Ships from Green Blob Outdoors in Texas --- Riser Mount for Rifles with Picatinny/Weaver Rail, Ring bases are milled as a single, tough unit, and rear ring tops feature Picatinny tops for mounting additional accessories All heat treated steel and aluminum construction and Precise machining designed for 1 inch (25.4mm) scope rings (please email us with any questions) Easy installation with minimal effort over the Barrel and the cleaning rod PEPR Proper eye position ready for combat riflescopes, mount provides 2" of forward scope positioning on the .223 flat top platform