Vintage SunTour Japan Bicycle Spoke Protector Freewheel Guard Silver Alloy DIsc

Brand: SunTour

Item: Vintage bicycle spoke protector disc / freewheel guard in a silver-tone alloy, round with a slotted outer ring design.

Markings: "SUN TOUR JAPAN" stamped on the rim.

Color: Silver

Material: Metal alloy (appears to be lightweight aluminum or similar).

Approximate application: Mounts behind the rear freewheel or cassette to help prevent the chain from dropping into the wheel spokes; please review photos and compare with your existing part for compatibility.

Weight (per scale display): 45 g.

Details: Multi-spoke pattern with vented perimeter slots, central mounting opening, one side with smoother finish and the opposite side showing typical drivetrain residue.

Used part showing noticeable surface wear, grime, and finish loss on one side. Other side has lighter scuffs, marks, and staining. Structurally solid with no cracks or major bends observed.