Handy Boy Utility PumpVersatile polished brass multi-purpose hand pump Drain, fill or top up engine and gearbox oil Overcomes problem of hard to reach drain plugs and filler caps Oil and corrosion resistant brass neoprene construction with up to 1 1/2 GPM output 1001 other uses on any boat WARNING: This product can expose you to chemicals including STYRENE which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov. Specifications: Gallons Per Minute: 1.5 GPM Outlet Size: 1/2" Type: Manual Box Dimensions: 2"H x 9"W x 16"L WT: 1.8 lbs UPC: 671880028288 Quick Guide (pdf)