Buffalo Tools Air Texture Hopper Gun. ... Get this Buffalo Tools Air Texture Hopper Gun for walls, ceilings, stucco and fireproofing. 3 sizes of air tips for the best possible coverage (3/16, 1/4 5/16). Hopper holds approximately 1 1/2 gallons. Long-life 1-Pc. aluminum body with steel trigger. Order yours ONLINE now. Please Note: This item is shipped directly from the factory. To see the expected shipping date, please add to your Shopping Cart. Sorry, no express shipping available. We are unable to ship factory direct items to Alaska, Hawaii, Puerto Rico or APO or FPO addresses. Buffalo Tools Air Texture Hopper Gun