Joerns Hand Pendant Control, 1 Each Jobst Mens8 15 Calf Dress Sock Replacement Caster 3 x Jobst Opaque Sensitive Replacement Caster 3 x 1 1 4 * HD Casters Have Threaded Stem For Extra Security And Safety * All Single Wheel Castes Come With Removable Bolt And Locknut Allowing Disassemlby For Easy Cleaning And Removal Of Build Up Grime Thread Or Anything Else That Your Wheel Picks Up During Normal Usage * This Caster System Will Add Longevity To Your Casters * Swivel: Double Ball Bearing With Hardened Raceways For Extra Strength * Cover: Helps Protect Swivel Bearings * Construction: Heavy Guage Cold Rolled Steel Formed For Strength Polyurethane foam elevates the legs * Helps reduce swelling in the feet and legs by improving circulation and blood flow in lower extremites * Eases strain on the back and lower body * Relieves pain associated with varicose veins * Removable white washable cover Six function For use with Joerns beds with staff control functionality