Shoreline Marine SL59520 Trailer Keel Roller 12" x 5/8" Black Rubber.

Shoreline Marine SL59520 Trailer Keel Roller 12" x 5/8" Black Rubber. Set up your boat trailer with this Heavy Duty 12-inch Keel Roller, these black rubber rollers are extremely common installed along the keel of boats as a means of protecting the hull and allowing easy loading and unloading. 5/8 inner Bore. 3.5" diameter. Made of Heavy-Duty Black Rubber. Makes Launching Your Boat a Breeze. Tapere