Underhill Magnum Ultramax Premium Pro Series-Full Throttle Inch Garden, 75 Underhill Magnum ultra Max premium Pro series are the most versatile rugged hose-end nozzles available for syringing sports fields or golf courses. Featuring robust "firefighter quality" Construction, ultra Max nozzles are designed for INFIELD conditioning as a hand-watering supplement for dry, patchy turf. Also for Stadium playground wash downs equipment clean-ups. The turboshift model has a dual variable Flow that can be shifted from light coverage to higher volume Fog, jet stream, or fan pattern. Ideal for golf course isolated dry spots on greens fairways. This high volume model opens at 12-17 GPM can be "turbo shifted" To 20 to 43 GPM. The ergonomically-designed pistol grip or firefighter grip (Sold separately) have sturdy ball valve sand push-pull on/off control handles. 2/3" Inlet. Leak-proof virtually indestructible, ultra Max nozzles are constructed from high tech composite internal material, Aircraft aluminum, brass TPR rubber. METAL AND RUBBER ? The Magnum UltraMAX Premium PRO adjustable water sprayer nozzle is constructed from durable Aircraft aluminum, brass, and TPR rubber. VARIABLE FLOW ? Heavy duty water hose nozzle with adjustable droplet pattern, from light fog and low volume to high volume, jet stream, and fan. INDUSTRIAL QUALITY ? The commercial quality fireman's nozzle for garden hose offers continuous flow and smooth operation. Feels good in your hands and offers professional quality. HIGH PRESSURE ? Our jet nozzle for garden hose has an output of 15-40 gallons per minute (GPM). Recommended for commercial use with higher pressure 70+ psi needed; not recommended for residential use. COMPATIBILITY ? Use with pistol grip or firefighter grip valve (sold separately, items SV or SV-10). The hose end sprayer is ideal for golf course isolated dry spots on greens and fairways.