Overview Reviews Product Description The GPI rebuild kit for RP-10 rotary hand pump (#123503-1) is designed to keep the GPI RP-10 rotary hand pump working as long as possible. It includes vanes, springs, o-rings, and a gasket. GPI Catalog Product Videos Custom Field Product Reviews Write a Review Write a Review × GPI RP-10 Hand Pump Rebuild Kit 123503-1 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *