u bolt Material:40Cr MOQ:50 PCS Heat treatment:Grade 8.8, 9.8 ,10.9 Surface treatment: Paint , Zinc plating , Dacromet ,Geom

 u bolt  We are a professional manufacturer of leaf springs, u- bolts, leaf spring shackles, leaf spring pins, center bolts and so on. We have advanced equipments and management system. Meanwhile we are a company by introducing technologies including research and development, production and sales. We always focus on the quality of products, continually improve manufacturing technology. With reliable quality and sincere service, we win the trust of customers. Our products are exported to US, France, Italy, Germany, UK, Russia, Australia, Malaysia, Singapore, South Africa etc and get praise from customers at abroad.

leaf spring u bolt