Snow traction system is designed to give improved steering and braking control on snow and ice, when fitted to rear wheels. Easy-fit design, manufactured from high quality hardened galvanised steel, the chains are supplied in a tough vinyl carry bag for storage when not in use. Suitable for fitment to rear 19” - 22” wheels only. Applicable to 235/65 R19, 255/55 R20, 275/45 R21 and 275/40 R22 wheel and tyre sizes. Fit to rear axle only.