Graco 288628 Air Spray Trigger Gun Sprays a variety of all-purpose joint compounds for versatility in projects Compatible with angled, 1-1/2-gal. Hopper allowing more material capacity - works with graco tx texfinish sprayer (hopper not included) Design is well-balanced, lightweight and comes with a trigger lock Full trigger locks open for flushing and easy cleaning - full trigger pull for the most comfortable grip on the handle Includes exclusive, easily attachable no-tools hopper clamp and four spray nozzles for different textures (hopper not included)