- Aluminum bolts for single ring chainring setup on common 4-arm cranks - 6mm long, the bolt length is laser engraved on the head - 4mm hex on the bolt and 6mm on the nut, torque to 6-7 Nm maximum, use light grease - Made in the USA from 7075-T6 aluminum a
– Aluminum bolts for single ring chainring setup on common 4-arm cranks
– 6mm long, the bolt length is laser engraved on the head
– 4mm hex on the bolt and 6mm on the nut, torque to 6-7 Nm maximum, use light grease
– Made in the USA from 7075-T6 aluminum alloy
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