One piece, heavy-duty, hot dipped galvanized 11 gauge steel. Specifically designed to support keel rollers. Slots accept 7/16" or 1/2" diameter bolts and provide vertical adjustment. Roller shaft diameter can be 1/2" or 5/8". Bracket is 4-3/8" W. Roller size is 4".
| Brand | Tiedown Engineering |
| Roller Size | 4" |
| Width Between Slots | 2" |
| Bracket | 4-3/8" W |