... type: M 4. thread: NPT OR BSP Aluminum camlock coupling(cam and groove quick coupling, camlock, quick coupler) specifications:1. Standard ... of our cam or groove coupling:our camlock coupling are made to standard2 ... DC, DP, E, F5. Body material: Aluminum A356 or A1046. Cam Lever Material: brass or stainless steel7. Pin, Ring and safety clip ...