CV Boot Kit COB-115Part No. COB 115 Type CV JOINT BOOT KIT Brand KELPRO Unit of Measure EACH Description Kelpro CV Boot Kit Warranty Two Years Length 82mm Shaft Diameter 21. 5mm Note 4 Bellows Weight . 3kg Joint Diameter 82. 5mm Features When you're looking for a brand to deliver on range, availability, competitive pricing and know how in rubber and hardparts, it's difficult to look past Kelpro. With more than 70 CV Boots in the range Kelpro has your vehicle covered.