The 3" Width x 5" OD Boat Trailer Wobble Rollers can assist to load boat onto trailer without scratching or causing damage to boat.
Mounting hole diameter 1-1/8 inch, easy to install, save time and energy, after installing the rollers correctly, you can easily push your ship and can speed up your work efficiency.
Kit contains: 4PCs 5" X 3" Ribbed Rollers, 8PCs galvanized hog rings and 4PCs pins
Made of the Polyurethane, Make the rollers more wear-resistant, and durable.