CA3 Compatible Quadrature PAS Sensor, with Split 12 Magnet Ring for Chainring Mount. Must have Steel Chainring bolts. For 74mm 5 Bbolt and 64mm 4 Bolt Cranksets.
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Grin 12-Pole PAS with Chainring-Mount Magnetic Disc
Price
$54.95
Product information
CA3 Compatible Quadrature PAS Sensor, with Split 12 Magnet Ring for Chainring Mount. Must have Steel Chainring bolts. For 74mm 5 Bbolt and 64mm 4 Bolt Cranksets.