Desmond DMH-01 & 38mm Clamp Monopod / Tripod Tilt Head Arca / RRS Compatible Fully RRS Lever clamp compatible dovetails, top & bottom No plastic or rubber parts. Max load: 10kg (22 lbs). Includes 4 safety screws (also serve as dowel pins), 1/4" to 3/8" SS bushing adapter, mounting screw & 2 allen wrenches. Includes 38mm Desmond Dac-3838 Arca compatible Clamp