The BESSEY TG5.518+2K 18″ Bar Clamp with 5-1/2″ Throat Depth is the high-quality replacement part you need. This bar clamp has a F-style, 2K handle and replaceable pads that can be used across an extensive range of applications, from woodworking to metalworking. It provides 1320 lbs clamping force for heavy duty use. The BESSEY TG5.518+2K 18″ Bar Clamp with 5-1/2″ Throat Depth is what you’ve been looking for.