Quick view sku: 40652 Wheel Level And Chock - Camec Wheel Level And Chock - Camec Wheel chock locks into ridges of the level ramp and secures the wheel safely in place. Since single axle caravans only need to raise one wheel, why buy a pair? This single wheel complete kit is a great design which... MSRP: $32.05 Was: Now: $29.25