KNOTT 121mm bottom keel roller for boat trailer

KNOTT 121mm bottom keel roller for boat trailer

The KNOTT bottom keel roller is a durable element made of high-quality rubber, designed to provide stable support for the boat hull along the keel line . Mounted in central points of the boat trailer, it facilitates steering the boat during slipping, transport and unloading , protecting the hull from mechanical damage. Thanks to its compact dimensions - length 121 mm, diameter 77 mm - and a 17 mm mounting hole , the roller fits most standard brackets and is easy to install.

The product is resistant to abrasion and weather conditions , which translates into its durability even in intensive use. The black KNOTT roller is a universal solution compatible with trailer systems from various manufacturers, ideal for both private users and professional services. It is a practical and reliable support for every boat trailer.

Technical data:

• roll width: 121 mm
• outer diameter of the roller: 77 mm
• inner diameter of the roller: 50 mm
• mounting hole diameter: 17 mm
• material: rubber
• color: black

The use of bottom rollers significantly facilitates maneuvering the boat on the trailer , speeds up the slipping process and improves the safety of both the unit itself and users. Made of durable materials such as rubber or polyurethane, they are resistant to abrasion and weather conditions, which guarantees long life even in a demanding water environment. This is a reliable and practical solution for every boat owner who cares about the comfort and safety of transport.