Narrow Wide chainrings for 104PCD 9/10/11 speed cranks.
-The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
-With 2mm shims included with 32T,34T,36T and 38T rings to compatible with 2x and 3x crankset.
-Larger wide teeth design provides maximum ring durability and drop performance.
-30T rings have integrated shims and chainring bolt threads to allow the smallest ring size possible on a 104 PCD crank.
-SHIMANO® tool-less fixing bolt design, only a 5mm allen key needed to install the chainring.
Material: Machined 7075 T651 aluminum
Colors: Black Blue Red Green
Range: 30T 32T 34T 36T
Compatibility: 9/10/11 speed
Weight: 36g(30T) 36g(32T) 48g(34T) 60g(36T)