Aluminum Alloy  Effortless Caulking Gun, Thickened Stainless Steel 
15-inch Stainless Steel Caulking Gun
Cartridge Inner Diameter: 54 mm
Cartridge Length: ≤360 mm
Overall Length: 490 mm
Barrel Length: 375 mm
Nozzle Width: 200 mm
Material: Stainless steel barrel + plastic handle

15-inch Aluminum Alloy Caulking Gun
Cartridge Inner Diameter: 54 mm
Cartridge Length: ≤360 mm
Overall Length: 490 mm
Barrel Length: 375 mm
Nozzle Width: 200 mm
Material: Aluminum alloy barrel + plastic handle

15-inch Stainless Steel Glue Gun + 1 Black Glue Cartridge
Glue gun specifications as above (stainless steel model)
Weight of a single black glue cartridge: approx. 300–350 g

15-inch Stainless Steel Glue Gun + 1 White Glue Cartridge
Glue gun specifications as above (stainless steel model)
Weight of a single white glue cartridge: approx. 300–350 g

15-inch aluminum alloy glue gun + 1 black glue stick
Glue gun specifications as above (aluminum alloy model)
Weight of a single black glue stick: approx. 300–350 g

15-inch aluminum alloy glue gun + 1 white glue stick
Glue gun specifications as above (aluminum alloy model)
Weight of a single white glue stick: approx. 300–350 g