SE1J clamp type bellows coupling 1,High torque capacity and excellent response 2,Zero backlash 3,Setscrew type SE1J clamp type bellows couplingExample: SE1J-25-0810SE1J:Series NO, Material: Aluminum Alloy, Clamp Type25:Outside Diameter:25mm08:d1 Bore:8mm10:d2 Bore:10mm SE1J clamp type bellows coupling