Buyers Products Ratchet Strap Mounts with Spring Retracting Tie Downs allow you to strap down and secure cargo on your rectangular and square tube ladder racks. The bracket welds onto your ladder rack, and the tie-down strap easily retracts for tangle-free storage. Rubber grip handle for comfortable use. Comes as a pair of two mounts. 1,000 lb. W.L.L. and 3,000 lb M.B.S.