Notched binder bolts for frames with integrated seat collars. Details: CroMoly steel bolts Three lengths available: 16, 19 and 21mm 8mm diameter
The Problem Solvers Shifter Boss Covers are perfect for covering up the down-tube shifter bosses when you're converting a frame with them to a singlespeed/fixie setup. They're made of light, durable aluminum and sport a nice polished finish.
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