The Bessey clutch clamps are a popular regular-duty 2 clamp that can be used for a wide range of projects. These economical clamps are available in a wide range of sizes starting with the GSCC2.506 with a 6.35 throat x 6 " capacity up to the GSCC5.024 with a 15.24 throat x 60.96 capacity and, a range of clamping force from 272 to 54 kg's.