Light Truck Wide Base V-Bar Chain is a product specifically designed for road use only. The chain has a cam design with ice breakers welded onto the cross links and meets the Class U & W from SAE traction device standards. Product Features:TIRE SIZE: 10-16.5, 235/55-20, 235/75-17, 245/50-20, 245/55-19, 245/70-17, 255/50-20, 255/55-19, 255/60-18, 255/65-17, 255/65-18, 265/40-22, 265/45-20, 265/45-21, 265/50-19, 265/50-20, 265/55-17, 265/55-18, 265/60-16TIRE SIZE: 265/60-17, 265/65-17, 265/70-16, 265/70-17, 265/75-15, 265/75-16, 275/40-20, 275/50-17, 275/55-17, 275/55-18, 275/60-16, 285/45-19, 285/55-18, 295/45-18, 31X10.50-15, 31X10.50-16.5, 33X9.50-15SAE Class U & WFor Roads Use Applications OnlyWide Base V-Bar StyleCam StyleFeatures Ice Breakers Welded Onto Cross Links