Gray Ops CNC Atlas Throw Lever Arca Clamp Black. Quickly and reliably attach/detach your bipod via our adjustable tension throw lever. Specifications for Gray Ops CNC Atlas Throw Lever Arca Clamp: Manufacturer: Gray Ops CNC Color: Black Fabric/Material: 6061 Aluminum Features of Gray Ops CNC Atlas Throw Lever Arca Clamp Easy/ergonomic gripping of lever for attach/detach Throw lever design allows for adjustable tension settings from hard close to soft close and a few settings in between. 11 total lockable positions per full ''Nut'' rotation which adjusts the tension .002 per position QD Throw lever and all internal stress parts machined from Steel and are Black Nitride Main housing machined from 6061 Aluminum and hard coat black anodized Package Contents: Gray Ops CNC Atlas Throw Lever Arca Clamp Gray Ops CNC GO-TLACL: Atlas Throw Lever Arca Clamp Black