Tandem Chainrings/Timing Chain System

CR0278

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Time to change your timing rings and timing chain? This timing system includes everything you need; new chainrings, new chain, and new bolts. Choose from Black or Gray chain-rings. 

FSA (42t) aluminum tandem chainrings. 130bcd / 5-bolt pattern

FSA single chainring bolts. 10 replacement bolts total

Timing chain - 156 links long