Material:EPDM rubber/NR rubber, Brass/Aluminum Alloy,Zinc,VC8 cap Rim hole:11.5mm Eff. Length:38.1mm Stem:Brass/Aluminum Alloy Rubber:EPDM rubber/Nature rubber Type:Tubeless snap in tire valve Applicable:passeger car and light truck Certificates:TS16949,ISO9001 Show More