Blackspire Super Pro chainrings – 58BCD – 4 bolt

$35.00

Description

– CNC machined 7075-T6 aluminum with modified shift gates and special profiles to allow flawless shifting with 9sp and 10sp drivetrains
– Middle and outer chainrings have strategically-placed stainless steel pins to further enhance shifting
– 5mm thick middle ring, 4mm thick outer ring
– Anodized black with laser-etched graphics

Additional information

Tooth count

20T, 22T

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