£9.71 inc VAT Roughneck Semi Barrel Heavy-Duty Sealant Gun is a heavy-duty push rod and ratchet action type sealant gun which has a robust frame, ergonomic grip and a hook end. The 265mm (10.1/2in gun can accommodate up to 400ml cartridges, has a quick release trigger and built-in nozzle cleaner. Add to Basket Quantity