Specification: Material: Copper Coupling OD: 14mm, length: 22mm; And side holes should used M4 screw 4mm-4mm for one side of the hole diameter 4mm, the other side hole diameter is 4mm; (side hole using M4 screws) 4mm-5mm for one side of the hole diameter is 4mm, the other side hole diameter is 5mm; (side hole using M4 screws) 4mm-6mm for one side of the hole diameter is 4mm, the other side hole diameter is 6mm; (side hole using M4 screws) 5mm-5mm for one side of the hole diameter is 5mm, the other side hole diameter is 5mm; (side hole using M4 screws) 5mm-6mm for one side of the hole diameter is 5mm, the other side hole diameter is 6mm; (side hole using M4 screws) 5mm-8mm for one side of the hole diameter is 5mm, the other end of the hole diameter of 8mm; (side hole using M4 screws) 6mm-6mm for one side of the hole diameter is 6mm, the other side hole diameter is 6mm; (side hole using M4 screws) 6mm-8mm for one side of the hole diameter is 6mm, the other side hole diameter is 8mm; (side hole using M4 screws) 8mm-8mm for one side of the hole diameter is 8mm, the other side hole diameter is 8mm; (side hole using M4 screws) 7mm-8mm for one side of the hole diameter is 7mm, the other side hole diameter is 8mm; (side hole using M4 screws) 7mm-7mm for one side of the hole diameter is 7mm, the other side hole diameter is 7mm; (side hole using M4 screws) Package include: 1pc coupling (each size we will ship out 4 screws, and each order we will ship out 1 wrench) The unit price is for 1pc, pls choose what size you need, Thank you. | |