Marshalltown HG692 Drywall Gun & HopperPlastic hopper. Gun features a handy air control valve which allows flow control at the gunn instead of at the pump High impact, thermoplastic gunn housing Nine orifice sizes that create the most popular texture patterns Plastic hopper capacity is approx. 2 gal Gun features handy air control valve. All metal internal parts of exceptional quality. 9 orifice sizes create textured patterns Gunn features a handy air control valve which allows flow control