Product Spotlight MS154 MARUYAMA PUMP •3.6gpm DUAL PLUNGER PUMP •UP TO 450PSI, 6" PULLEY, 800 - 1000RPM More... Products from Maruyama MS154 MARUYAMA PUMP •3.6gpm DUAL PLUNGER PUMP •UP TO 450PSI, 6" PULLEY, 800 - 1000RPM more... MS074 Backpack Sprayer •356 PSI •Gas powered backpack sprayer more... MS413 MARUYAMA PUMP MS413 TRIPLE PISTON PUMP, CERAMIC COATED CYLINDERS, 7GPM AND UP TO 450PSI, 6" PULLEY INCLUDES PRESSURE CONTROL VALVE> more... © 2005-2010 ProSpray Equipment. All rights reserved.