... , 20mm,25mm,28mm, 30mm, 32mm, 35mm, 40mm, 45mm, 50mm, 60mm. ( image) , length can cut as per customer's requirments, from 100 ... for you by the following way, TBI brand cylinder linear guide way production progress: 1. Material 2. grinding 3. Adjustment ... . We are experienced fatory for cold rolled ball screw, linear guide, shaft since 1997. Registered with Chinese government, has own workshop ...