Brackets are one piece, heavy duty hot dip galvanized 11 gauge steel, specifically designed to support keel rollers. Slots accept 7/16" or 1/2" diameter bolts and provide vertical roller adjustment. Roller shaft diameter can be 1/2" or 5/8".

Roller Size - 12''

Width Between Slots - 10''

"X" Width - 12-3/8''