Size (Mass +/-1g):

64BCD: 26T (35g), 28T (42g)

30T 104BCD: 36g – comes with special bolts and spacers

104BCD: 32T (41g), 34T (44g), 36T (53g)

Color

Black, Red, Green

Compatibility

All cranks with 4x 104BCD interface. That means Shimano XT / Zee / Deore / SLX / XTR, Race Face Sixc, RF Ride, RF Chester, RF Respond, FSA, E13 and many more. 9, 10, 11 and 12spd Eagle compatible.

Material

cnc machined 7075 Txxx Aluminum. Long-lasting construction. Type II anodizing

Chainline

26&28T (64bcd) – 46mm ; 30T – 48mm ; 32T – 48.5mm ; 34&36T – 50mm

Mounting holes

4 x 104mm BCD (for 32T ring, bolts should be min 6mm long)

Ovality

Optimized to each size separately. Range: 10.2-14.4% and Timing of 110.5-116.3° after TDC (top dead center) Patent Pending