Deep Throat Locking C-Clamp10 in. Throat DepthQuick-ReleaseAdjustable Pressure18 in. Overall Length JEGS 555-85200 Deep Troat Locking C-Clamp Features:The deep throat provides clamping pressure on larger surfaces where neededAdjustable pressure quick-release handle for control over clamp forceSwivel point pads provide a secure grip on uneven surfacesHeavy-duty steel construction for durability .