When Marine & Mainland Hydraulics returns your hydraulic/pneumatic component, you may rest assured that complete remanufacturing has occurred. Our FPS trained technicians use the highest quality parts and apply years of experience to remanufacture components to the highest standards. All components are tested on one of our many test stands to make sure that performance is equal to that of a new component. And we stand by our work with a warranty equal to that of a new component.