Boat Trailer 8″ Grey Rubber Parallel Keel Roller – 16mm Bore, Non-Marking (PRGR200X16)

The PRGR200X16 is a reliable and durable 8-inch parallel rubber keel roller designed for boat trailers using 16mm shafts. With a full-length, flat-profile design and 75mm diameter, it provides stable and balanced keel support across your boat’s base.

Made from non-marking grey rubber with a 75 DURO rating, this roller ensures a smooth glide without leaving marks or damaging fiberglass hulls. It is press-fit compatible with 16mm shafts, where the shaft rotates inside the bracket while the roller stays fixed.

Frequently Asked Questions

• Will this roller fit a 16mm shaft?
  Yes, it is made for 16mm shafts and is press-fit compatible. The shaft turns inside the bracket.
• What type of boats is it best for?
  It is suitable for fiberglass boats, especially those requiring consistent keel support during trailering.
• Does the grey rubber leave marks on hulls?
  No, it is non-marking and safe for light-colored boat surfaces.

Is This Roller Right for You?

Ideal for:

• Standard fiberglass boat trailers with 16mm shafts
• Users needing flat, balanced keel support
• Non-marking rollers for cosmetic hull preservation

Not ideal for:

• Heavy-duty boats requiring 20mm+ shaft rollers
• Concave or V-type keel hulls needing V-shaped support