7075 aluminum alloy chainring bolt set
Color: MOTLEY (1 each of blue, red, gold, green, purple)
Size: Single speed (BMX) - 5.5mm long
These will tighten down to 4mm (so the thickness of your crank spider or power disc plus chainring must be thicker than 4mm. We recommend no more than 6mm thick).
SET OF 5
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