About Us
Production Line
ROCK is top three spacer bar manufacturer in China, Production lines reach to 25 in 2023. We have specialized in this line for more than 22 years.
About aluminum spacer bar. Size from 4mm to 40mm.
Full range of Georgian bar Size:8*18 9*18 11*18 8*26 5*8 7*15 and 6*8 etc
OEM/ODM
Moudal can be opened to customize products as you want.
R&D