All those apexes are uniformly positioned but asymmetrical in form, with a single steep edge which the spring-loaded pawl grabs. When tightening the ratchet, the threaded strap rolls around the axle. This motion shortens and tightens the strap through the load. Zip’s AW Immediate acknowledges car haulers are often https://carcarriersupplies.com/product-category/lazy-man-straps/