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- Airflow ports improve aerodynamics
UPC: 888571055533
Manufacturer Part Number: BOLT 4S
strong tire retention bead
Manufacturer Part Number: RR21BG4DM5536TSHI12BLK
Race Face Narrow Wide Chainring: Direct Mount CINCH, 36t, Blue Aprons - Airflow ports improve aerodynamicsNarrow wide chainrings compatible with Race Face CINCH system cranks. Direct mounting allows an easy switch between rings and spiders. Compatible with 9, 10, 11 and 12 speed (excluding Shimano 12 speed chains) Narrow Wide tooth profiling ensures consistent chain retention Lockring installed removed with ISIS BB tool Stiff 4mm plate thickness to transfer loads without flexing Product Specifics Direct Mount Type: Direct Mount CINCH Tooth Count: 36
