... natural /butyl rubberrubberweight:400/420g valves:TR4 ply rating:PR4/6/8we are special factory 3.50-18(MA005-1) ... are listed below:3.00-8,3.50-8,4.00-83.00-10,3.50-104.00-12 ... ,4.5-122.75-14,80/80-14,90/80- ... 18,3.00-18,3.25-18,3.50-18,4.10-18,90/90-182.25-19,3.00-19 ... .75-1920*2.1252.75-21 FOB Price:US $3.6- 10 / Piece NegotiablePort:QINGDAO, CHINAMinimum Order Quantity:4000 Piece/ ...