There are various sizes of couplings in the store. When you choose, you should look at the model to buy.
For example d1xd2 (mm) : 8x8 , 8x16 , 8x20 , 10x14 , 11x17 , 12*14 , 14x14 , 14x17 , 17x18 , 17x20 , 19x20 , 20x20 .
Material : 6061 aluminum alloy
Package content : 1pc coupling
If you have any needs for the product, you can send a message to ask in time. With the best service and the best product quality here, you can get a satisfying shopping experience.