air caulking gun for 650ml sealant

air caulking gun

1. 16" 650ml cylinder

2. aluminum alloy black coated handle, aluminum gun body

3.low dead weight

4. easy for cleaning

5.quick pressure possible

6. by obstructiong the rotating compressor governor at comtrolpart actually an fine adjustment defluxion cruise contingent

7.Package: 1pcs/inner box, 5pcs/ctn

8. Measurement: 55*37*35cm

9. N/G weight: 6kg/7kg