product details :
medium pitch ：162*19mm Load bearing 65KG US$13
small pitch ： 132*19mm Load bearing 45KG US$10
if you need the medium pitch size . You can place the order directly before paying , Leave message of what you need to us . We will change the price for you .Then you can pay it . Thank you .
small pitch size
There are another type .If you need this round type .Please leave message . We will send you this one .