Rieco Titan 56534-4 Truck Camper Electric Jack Urethane Grease Retainers – 4 PackKeep your Rieco Titan electric camper jacks operating smoothly with this set of four urethane grease retainers. Designed to protect and extend the life of select models of Rieco Titan electric jacks, these boots help retain lubrication while shielding internal components from dirt, water, and road debris. Over time, the original boots may wear downreplacing them is a simple maintenance step that helps preserve jack performance and prevent costly damage.Additional InfoApproximate Retainer Diameter1-7/8″MaterialUrethaneColorBlack