REESE Towpower Hitch Pin Clip with Vinyl Grip (Set of 3) - fits 1/2" & 5/8" pins - brand new with package - $3 firm PRODUCT DESCRIPTION: Reese Towpower comport grip R-Pin cotter clips are designed to be used with clevis pins. It includes a soft yet durable vinyl grip that protects hands and allows for a more secure grip. These pins are to be used with 1/2 in. and 5/8 in. pins.