- Boat trailer parts
- Boat trailers
- Designed to suit australian conditions
8" Single Stem Boat Roller Bracket Galvanised. To suit 8" Boat Rollers. Stem size: 8" x 18mm SQ. Hole size suit 16mm Spindle. This bracket is ideal for boat trailer keel rollers - Dog bone, cotton reel, parallel roller, self centering ro llers.