This Faithfull Mastic Gun offers superior performance and features heavier gauge steel throughout, as well as ribbed finger grips on the handle for extra user comfort. A double spring mechanism ensures positive and precise sealant feed when the trigger is pulled, and instant return upon release. Will accept all standard size adhesive and sealant A handy nozzle cleaning pin is provided on the handle.

Cartridges up to: 425ml. Barrel length: 285mm.