This strong and durable Hippo Dual Barrelled Applicator Gun is suitable for use with all types of sealant adhesive held in either 310ml or 380ml plastic cartridges. This applicator gun can also be used with 400ml (or smaller) foil sausages. The Hippo Dual Barrel Gun features a flow cut off switch and a hooked plunger to allow easy placement when working at height.