PPS lever action pump flow rate is 100 strokes/10gpm. Materials PPS, Stainless Steel, & PTFE.Lever Action Drum Pump,20 Oz,36 Inch Drum Pump, Lever Action, 1500 ssu, Ounces Per Stroke 20, Spout, Outlet Size 23mm, Suction Design 3 Piece Tube, Tube Material PPS, Suction Tube 36 In Long, Suction Pipe Size OD 1 7/16 In, Adapter Type 1 1/2 In and 2 In Bung, Adapter Material PPS, Fits 15 and 55 Gallon, Piston PVDF, Pump Body Material PPS, PVDF Seal, Max Temp 140 F, GPM 9, Internal Parts Material PPS, Polypropylene, PTFE, 316 SS, Inlet Size 25.4mm, Height 36 In, Overall Length 50 In, Width 4 3/4 In, Self Priming Shipping Wt. 2 lbs.