200ml Pneumatic Dual Gun Multi Ratio CG200-4 Adhesive Dispensing Ltd
Roughneck Vari-flow Heavy Duty Adhesive Gun Up to 400ml | Toolstation
KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Sealant Gun for All Standard 10oz / 310ml / 1/10 Gallon Silicone and Adhesive Cartridges : Amazon.co.uk: DIY & Tools
Mivos Cartridge Gun for Processing All 310 ml Sealing and Adhesive Cartridges - Reinforced Cartridge Gun with Rotating Frame for Silicone and Acrylic - Thrust Ratio 20:1 : Amazon.co.uk: DIY & Tools