Ultimate Arms Gear Gunsmith & Armorer's Cleaning Work Tool Bench Gun Mat For Sig Sauer SP2022 SP 2022 Pistol Handgun - Large Exploded View Schematics Diagram of Revolver and Parts List Large Exploded View Schematics Diagram of Revolver and Parts List : 11" x 17" Neoprene rubber backing prevents fluids from penetrating through to work surface Soft polyester top protects gun and parts from scratches