Sea Kayak Pump w/Float-a-Pump SleeveDesigned specifically with the Sea-Kayaker in mind, this upgraded version of our popular Canoe Pump includes an aluminum reinforcing shaft which prevents the pump shaft from flexing in a rolling sea and won&';t affect a compass. A hose can be added for extended discharge. The installed Float-a-Pump provides positive flotation for pumps dropped overboard.Features: Diameter: 1-3/4" Length: 18" Strokes per Gallon: 8 strokes Gallon per minute: 8 gallons Mounting clips sold separately WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Gallons Per Hour: 480 GPH Gallons Per Minute: 8 GPM Type: Manual Box Dimensions: 3"H x 4"W x 20"L WT: 0.7 lbs UPC: 021083008776