BLOSTM Heavy Duty Sealant Gun - Silicone Gun Applicator for Sealants, Caulks, Adhesives - Professional Caulking Gun Suitable for Cartridges Up to 400ml - Powerful Mastic Gun With Extra Pull Trigger This top-of-the-line sealant gun can be used with any cartridge up to 400ml. A reinforced ring, extra pull trigger, and swivel action design make it easy to use. With its powder-coated steel construction and comfortable finger-moulded trigger, this heavy duty caulking gun is engineered for added strength and professional performance.
