Universal 4 Roller Delavan and Hypro Pump Repair Kit Specifications: • Works with both Delavan and Hypro roller pumps. • Note: Does not work with Delavan RollerPRO® series roller pumps. • Ultra Rollers (4): 1/2” Diameter. • Viton Shaft Seals. • O-rings. • Instructions. Our eBay Store About Us Contact Us Add to Favorite Sellers Delavan Old Style Repair Kit w/ 4 – 1/2″ Rollers CW Rotation 52.95 Universal 4 Roller Delavan and Hypro Pump Repair Kit Specifications: • Works with both Delavan and Hypro roller pumps. • Note: Does not work with Delavan RollerPRO® series roller pumps. • Ultra Rollers (4): 1/2” Diameter. • Viton Shaft Seals. • O-rings. • Instructions.