Check the listing for details. RUGER 1022 BASE MOUNT + 1.18" 30mm Scope Ring Cantilever Integral Scope Mount. Condition: New. Listed at 29.98 USD. Black Ruger 1022 10/22 Low Profile Base Mount F Weaver Picatinny & Dovetail MATERIAL TYPE: ALUMINUMRAIL TYPE: Picatinny/DovetailCOLOR:BLACKNET WEIGHT (OZ): 1.1 1.18" 30mm Scope Ring Cantilever Integral Scope Mount Scope mount for mounting standard 30mm Mounts to any flat top Picatinny or Weaver rail equipped rifle 2 inches of forward extension allows extra flexibility for optimum eye relief and shooting position Optional 1" scope ring inserts can be used inside the scope rings, allowing for perfect fit mounting of 1" scope tubes Integrated Picatinny top rails allow for mounting of red dot, optics or additional accessories Proper eye position ready for combat riflescopes, mount provides 2 The Black Tactical Flat Top Heavy Duty 1" Cantilever Mount is precision CNC machined from high quality billet aircraft grade aluminum. The Black Tactical Flat Top Heavy Duty 1" Cantilever Mount is designed with heavy recoil and sustained fire in mind and will hold up in the most extreme circumstances.