4" Ribbed Blue Wobble Roller 20mm -22mm

4″x 3 Inch Blue Ribbed Wobble Rollers with 20mm bore. These ribbed rollers are ideal for use on fiberglass boats and hulls. These polyurethane rollers will outlast and perform traditional rubber wobble rollers. Spend more time out on your boat than fighting with your trailer. Quality urethane wobble rollers – built to last!