This 3-inch polyurethane Stoltz bow roller is a premium replacement for your boat trailer's winch seat roller, complete with smaller low-profile bells and all stainless steel hardware. The orange polyurethane construction is ideal for replacing worn-out, cracked, or faded rollers, or upgrading from standard PVC or rubber options, you won't have to deal with your roller cracking in the sun or wearing out prematurely with a Stoltz Roller! This assembly includes the 3-inch Stoltz bow roller, two Stoltz brand low-profile bells, and a stainless steel 1/2-inch diameter bolt for mounting. This 3-inch Stoltz bow roller with bell assembly mounts to your trailer winch seat between the arms directly in front of your trailer's hand crank winch, where the low-profile bells can guide your boat's bow smoothly into position, ensuring accurate alignment every time. Additionally, these bells protect your boat’s hull from unwanted contact with winch post arms, preventing potential damage. Stoltz brand products are known for their durability and non-marking properties, ensuring that your boat hull remains in pristine condition. 3 inch roller's like these are seen used on boat trailers and jet ski trailers from many different manufacturer's, including Venture, Continental, EZ Loader, Karavan, Shoreland'r, and others! Get yourself a high-quality bow roller assembly that will perform for years with one of our polyurethane rollers by Stoltz!