Do you have a spare gun in case yours messes up? Included is our premium O ring kit. This listing is for 1 COMPLETE fluid housing, piston, rear safety knob / cap, spool valve. Just think of how much you are saving! Everything you need to "renew" your gun as pictured in pictures 2-5...You will love our parts, prices and service! The item "All new parts for your Graco Fusion Air Purge AP Gun Thanks" is in sale since Tuesday, May 5, 2015. This item is in the category "Business & Industrial\Building Materials & Supplies\Painting Equipment & Supplies\Sprayers". The seller is "evospray" and is located in Englewood, Colorado. This item can be shipped worldwide.