The 5" X 3" wobble rollers for boat trailers can assist to load boat onto trailer without scratching or causing damage to boat
Boat Rollers for Trailer: mounting hole diameter 1-1/8 inch, each package includes 4 rollers, 8 washers and 4 cotter pins for mounting
Easy to install the trailer rollers, save time and energy, after installing the wobble roller correctly, you can easily push your ship and can speed up your work efficiency
Made of the Polyurethane. Make the rollers more wear-resistant and durable
Boat Trailer Wobble Rollers, Guaranteed Timeliness, Safe and Convenient
