Its almost like a nail head sticking out of the frame. Idk if this is useful, but the frame is probably from the mid-late eighties. by billardofrank Bicycling Bike Bike Repair Biking Cycling Repair
Switchen on October 12, 2024 5:11 pm It’s for you to place the chain on it when removing the wheel. It makes reinstalling the wheel easier by keeping the chain out of the way.
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It’s for you to place the chain on it when removing the wheel. It makes reinstalling the wheel easier by keeping the chain out of the way.