12 Inch Concave Keel Roller Black

12 Inch Concave Keel Roller BlackBoat Trailer Roller 12 Inch Concave Keel Black. Boat trailer roller 12 inch Black Concave Keel Roller is built for strength, stability, and long term durability. Manufactured from the same heavy duty HDPE plastic used in our blue roller range, this concave style roller offers firm, reliable support for the keel of larger boats and trailers. The hard plastic construction ensures smooth rolling under load and wont absorb water, swell, or deform. Product

Boat Trailer Roller 12 Inch Concave Keel Black.

Boat trailer roller 12-inch Black Concave Keel Roller is built for strength, stability, and long-term durability. Manufactured from the same heavy-duty HDPE plastic used in our blue roller range, this concave-style roller offers firm, reliable support for the keel of larger boats and trailers. The hard plastic construction ensures smooth rolling under load and won’t absorb water, swell, or deform.

Product Highlights

• 12-inch black concave keel roller for boat trailers

• Made from solid HDPE plastic – tough, waterproof, and low friction

• Concave profile keeps the keel centred during launch and retrieval

• Resistant to UV, salt, and impact damage

• Ideal for aluminium and heavier fibreglass boats

• Fits standard 1" (23 mm) roller shafts and brackets

• Designed and manufactured in Australia

Built to Last

HDPE (high-density polyethylene) rollers are the go-to choice for boat owners who want minimal maintenance and long service life. This 12-inch model provides firm support for larger boats and heavier hulls, rolling freely without the stickiness of rubber or the flex of polyurethane. Perfect for replacing worn rubber rollers on heavy-duty trailers.

Specifications

• Colour: Black

• Type: Concave Keel Roller

• Size: 12 inch

• Material: HDPE plastic (same as Roxom Blue HDPE Rollers)

• Bore: 1" (25 mm)

• Hardness: Firm – ideal for larger or heavier boats

Recommended Accessories

Use with Roxom’s Keel Roller Bracket – 25mm Shaft for a snug fit. Combine with HDPE side rollers or end rollers for a complete heavy-duty trailer setup.

Shipping & Delivery

Fast, Australia-wide delivery from Roxom’s Queensland warehouse. Orders typically ship within 1–3 business days.