Item No.: CGA1500-1-1 two-component air caulking gun
Cartridge Capacity: 750ml * 750ml two-component cartridges
Material: Aluminum & Iron materials
Net Weight: 3.6kgs / piece

Feature:
True Adjustable Air Regulator: 8 bar Maximum
Instant Dump Valve
Reverse Air - Plunger Return with Trigger
Air Hose Connector Included
In-line double push rods, prevent cartridge tilt and twist
Easy ratio conversion

There are many styles for your choice, please contact me freely.