Narrow-wide Round chainrings for Cyclocross in 110BCD. Its specially designed wide-narrow tooth profile keeps the chain really snug, allowing you to leave your chain keeper in the garage. It saves more than 100g on average by removing the chain keeper and the bash ring from your existing 1x setup, or more than 200g if using 2x drivetrain. Works with Clutch type and non-clutch rear derailleur. The chainring is optimized for running in the mud, having specially designed chamfers. Always use a new chain with a new chainring. Suitable for Singlespeed conversions. Size (Weight): 42T (81g) 38T (59g) Compatibility: All 5 arm cranks with 110 BCD Material: CNC machined 7075 Txxx Aluminum. Long-lasting construction Mounting: 110 BCD x 5 Show More Show Less
