5 Inch Polyurethane Ribbed Boat Trailer Rollers 17mm ID 74mm Height Wobble Roller for Marine Trailers Yachts Features： 1、Multifunctional Wobble Roller: Boat ribbed wobble roller is a versatile accessory suitable for boats, marines, yachts, trailers, etc. to meet various needs. 2、Efficient Loading Assistance: Specifically designed ribbed wobble roller helps load your boat onto the trailer without causing scratches or damage, ensuring practicality. 3、Robust and Long Lasting: Crafted from superior PU material, the boat ribbed wobble roller is sturdy, high temperature resistant, and offers long lasting performance. 4、Precision Manufacturing: Made with high accuracy process for a fit, the blue ribbed wobble roller boasts exquisite workmanship with a smooth appearance and no burrs. 5、Reliable Replacement: The wobble roller delivers high reliability and stable performance, serving as a direct replacement for old or damaged rollers. Specification： Item Type: Boat Trailer Roller Material: PU Fitment: Fits for Boats Yachts Trailers Package List： 1 x?Boat Trailer Roller