Comestic Label,Chemical Bottle Label,Labels In Chemistry,Chemistry Lab Labels Jiangmen Hengyuan Label Technology Co., Ltd , https://www.jmhylabels.com
Steel window roller
Features:1) The housing is made of plastic / aluminum / zinc / pressed steel material according to customers' requirements2) The rollers outer ring is produced of plastic materials (POM, PP, PA, nylon)
or metal material, with excellent surface for sliding windows and doors3) The inner ring is produced of carbon steel with zinc plated, with excellent resistance to corrosion capacity4) The roller set with long life performance.