SHIMANO´s SM-CRE50 STEPS E5000 chainring features a symmetric and narrow Q-factor design for 9/10/11-speed drive units. The 3-piece construction includes a Square bottom bracket axle serration and the chainring is offered in both 44T and 38T options.
Features:
– Symmetric and narrower Q-factor design than current E6000 series
– Normalization and unification of chainline for various system
– 3-pieces construction with Square bottom bracket axle serration
– Chain ring teeth: 44T, 38T
– Chain guard type: double chain guard, single chain guard, without chain guard






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