27 Lb. Jumbo Wheel Chock Big Rock Mountain Sale! from 37499 40000 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. 27 Lb. Jumbo Wheel Chock For Tire Diameters up to 105" GVO Weights up to 140,000Lb. Made in the USA Tweet