... coupling aluminum material size: 1/2"-6" A Type Aluminum camlock coupling(cam and groove quick coupling, camlock, quick ... our cam or groove coupling:our camlock coupling are made to standard2. Casting method of our camlock coupling: gravity casting3. Specification ... of our camlock coupling: 1/2"-8"4. Camlock Type: A, B, C, D, DC, DP, E, F5. Body material: Aluminum ...