Roxom 6″ Self Centering Keel Roller

6" Self Centering Boat Trailer Keel Roller Made from HDPE Polyethylene, Machined from a solid piece of material these rollers are built to stand the toughest of conditions and still maintain there reliability. These plastic boat rollers will not split or crack unlike rubber rollers. These rollers are ideal for use with Aluminium boats & trailers. 6" Self Centering rollers are ideal for small to medium sized tinnys and fiberglass boats. Help centre your boat when retrieving for a quick and easy process. Dimensions : 155mm X 70mm X 17mm.