- Boat trailer parts
- Boat trailers
- Designed to suit australian conditions
12" Twin Stem Boat Trailer Bracket Galvanized. To suit 12" Boat Rollers. Stem size: 8" x 19mm SQ. Hole size suit 23mm Spindle. Distance between the stem = 110mm. Ideal for use with boat trailers, boat trailer parts, rollers, skids, bunks and boating accessories.