Tian Jin SANG CHI Elevator Component Co,ltd

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

product introduction: 1. roller :We can making non-standard bearings, plastic rollers and pulleys, steel rolle

we can make the zinc plate sheave of bicycle , and painting sheave of bicycle according to your requirement.