6 Inch Dog Bone Boat Trailer Rollers: Made from HDPE Polyethylene, Machined from a solid piece of material these rollers are built to stand the toughest of conditions and still maintain their reliability.
These plastic rollers will not split or crack unlike rubber rollers. These rollers are ideal for use with Aluminium boats & trailers. 6 Inch Dog Bone keel rollers are ideal for small to medium sized boats looking to replace their old rubber rollers which may have started cracking or splitting.
Hard plastic lasts longer and is more durable making launching and retrieving your boat a breeze.