AbsoluteBLACK Oval 104BCD

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absoluteBLACK Premium 1X 104BCD Oval traction narrow wide chainrings are designed for any cranks that use 104BCD mounting interface. This is the most common mounting standard for S himano and other 4 arm cranks. It is the most Premium oval chainring on the market with scientifically proven performance gains. 10/11/12spd compatible Size (Mass +/-1g): 30T 104BCD: 36g - comes with special bolts and spacers 104BCD: 32T (41g), 34T (44g), 36T (53g) Color Black, Red 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 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 Show more