Especially designed for heavy duty work the SGP-10 Series grapple is made to be used with the SHB rock bucket. The SGP-10 is equipped with two powerful 3” (76 mm) hydraulic cylinders. It is built with the same components as the GP version but heavier. Adapted for industrial loaders, miniexcavators and other loading equipment such as telehandlers.ors and other loading equipment such as telehandlers.