With 150mm x 150mm x 150mm base manufactured from black high density polyethylene (TECAFINE PE H/D) extruded to DIN 16 985, c/w 150mm x 150mm x 40mm thick black rubber striking pad fixed to base block with four 12mm diam. z /p high tensile steel cap screws. Base unit fitted with 38mm diam ERW steel tube shaft, powder coated black finish. Removable plastic end cap on shaft. NOTE: A quantity of steel shot is placed in the shaft in order to reduce the level of recoil in use. Further steel shot can be added to the shaft to increase the overall weight if required.