Smith 1 - Pc. Keel Roller Bracket. Top quality boat accessories at big savings. This Smith 1-Pc. galvanized Keel Roller Bracket mounts on the frame to hold 4" spool roller for keel support. Includes bracket, spool roller, 5/8" shaft and cap nuts. Display packaged. Get one now for less! Order Today! Smith 1-Pc. Keel Roller Bracket