absoluteBLACK FSA ABS Oval chainrings 4&5x110BCD 50T - black Hub Parts & Accessories - 40-series crown races are

- 40-series crown races are cross compatible with all series headsets

UPC: 888571060520

LS8683 HT7076 32136

Manufacturer Part Number: ST25268

UPC: 888571034545

absoluteBLACK FSA ABS Oval chainrings 4&5x110BCD 50T - black Hub Parts & Accessories - 40-series crown races areFits all FSA ABS (asymmetric bolt spacing) cranks like the Gossamer, SL K, and K Force, including both 4 & 5 bolt designs (while only utilizing 4 bolts) For Gossamer use original FSA bolts and spacers; for SL K use original FSA bolt covers and bolts; for K Force must use Absolute Black bolt covers, purchased separately Inner and outer oval chainrings are optimized with smooth shifting in mind Features smooth angled surfaces, (6) up shifting ramps