Item: Boat trailer keel/bow roller bracket assembly with hourglass roller

Brand: Unbranded/Unknown

Marking/Sticker on bracket: 100-156-81

Construction: Heavy-duty galvanized steel U-shaped bracket with metal hourglass roller

Finish/Color: Silver galvanized finish for corrosion resistance in marine environments

Design features: U-bracket with single mounting hole at base; center roller on through-bolt with nut/washer hardware

Use: Supports and guides the keel/bow on boat trailers; marine trailer hardware

Notes: Tape measure shown for scale in photos; exact measurements not provided

Includes: Bracket, roller, and hardware as shown in photos