Made of specified materials precisely machined and heat treated. 1/2" x 1/8". Half and Full Steel Balls, Black/Golden finish to order. 34.8 mm(1.370") x 24 TPI BSCY or 34.7 mm x 1mm pitch, ISO metric RH Threads.

Single Speed - 16/18/20/22/24 Teeth to order. Available also with ball retainers.


   
Multi Speed - 3/5/6/7, 1/2" x 3/32". Full Steel Balls teeths to orders.