The Column part of this kit works in conjunction with the Diffuser to concentrate more of your powder onto your part's surface. Check out the video on YouTube of the Diffuser and Mixing Tube working together.
For Harbor Freight Powder Coat Gun DIFFUSER &MIXING TUBE COMBO 3-PC Set
DIFFUSER/MIXING TUBE COMBO for Harbor Freight Powder Coat Gun
For Harbor Freight Powder Coat Gun DIFFUSER/MIXING TUBE COMBO
For Harbor Freight Powder Coat Gun 3-PC Colunm&DIFFUSER &MIXING TUBE COMBO
For Harbor Freight Powder Coat Gun DIFFUSER/MIXING TUBE COMBO US
