Made in the USA and patented, the JackClamp is the highest quality and most unique clamp on the market. Featuring a parallel bar mechanism and removable bars, the JackClamp can quickly and easily go from clamping to jacking. Just reverse the bars and you're ready to lift up to 300 lbs or clamp with no slipping, guaranteed. The JackClamp System includes two JackClamps, two foot attachments, two v-jaw attachments, two spreader attachments and instructions. This package allows you to do everything the JackClamp is capable of: clamp, jack, spread, hoist, clamp irregular shapes and more. The JackClamp and all accessories have a full lifetime warranty.