If you have ever thought about running 1x9/10/11 and wondered how to solve chain retention, this is an answer. Its specially designed wide-narrow tooth profile keeps the chain really snug, allowing you to leave your chainkeeper in the garage. Always use a new chain with a new chainring.
. Size (Mass +/-1g): 64BCD: 26T (34g), 28T (40g), 30T (45g)
. Colour: Black
. Compatibility: All cranks with 4x 64BCD interface. That means Shimano, Sram, Race Face, FSA, etc
. Material: cnc machined 7075 Txxx Aluminium. Long-lasting construction
. Finish: type II anodizing
. Mounting holes: 4 x 64mm BCD