Ultradyne UD Orbit BalLeft Handead Arca-Pic Clamp Dynalock Black. This unique design feature allows the shooter to operate without the need to reposition the hand away from the shooting position. The Orbit is designed to work with Arms 17S style clamps including the Ultradyne Arca Clamp and the Ultradyne Arca-Pic Clamp. When used in combination with the UD Chassis and UD Launchpad a full range of aiming with almost no recoil is achievable. Specifications for Ultradyne UD Orbit Ballhead Arca-Pic Clamp Dynalock: Manufacturer: Ultradyne Color: Black Finish: Hardcoat anodize Fabric/Material: 6061-T6 7075-T6 Aluminum and 302 416 Stainless Steel Length: 3.85 in Width: 2.49 in Last Chance: Yes Package Contents: Ultradyne UD Orbit Ballhead Arca-Pic Clamp Dynalock Ultradyne UD20043: UD Orbit BalLeft Handead Arca-Pic Clamp Dynalock Black