4 1/2″ Keel Roller: Alloy Center 17mm Bore

Aluminium outer casing rollers are designed to add additional protection and strength to the roller and keel of the boat when the trailer is being towed.

• Length – 114mm
• Centre Diameter – 50mm
• End Diameter – 70mm
• Supports up to – 330kg each roller
• Suits 5/8″ (16mm) pins