Car Door Glass: 3.2MM to 6MM thickness, perfect quality, competitive price and quick delivery. Car Door Glass, With advanced HTBS, we produce very perfect tempered side/door/sliding/quater/vent glass for all kinds of vehicles; thickness from 3.2MM to 5MM.International Standard: U.S.DOT-866, ECE, ISO/TS16949,SON,SASO,CCC certification.L/C; TT.USD; QINGDAO CHINA; 20PCS; 1,000,000 PCS / Month. ...