Bl-shimano dm 9100 round chainring 32 black

Wide/narrow Bi Directional chainring for Shimano 9100/8100/7100 system. Made of CNC machined 7075-T6 aluminum, more durable and lighter. Chain line from 51 mm to 55 mm (depends on axle length and washer configurations spacers)Compatible with 9, 10, 11, or 12 speed transmissionsAvailable in 7 colors with graphics by laser.Weight: from 52 gr to 03 grMeasurements: 28T, 30T, 32T, 34 and 36TColors: Black, blue, gold, lime green, orange, violet and red.