absoluteBLACK Oval 96 BCD Chainring for Shimano XTR M9000 – 30t 96 Shimano Asymmetric BCD 4-Bolt Narrow-Wide Black. absoluteBLACK Oval 96 BCD 1x Chainrings are designed for use with Shimano XTR M9000 and M9020 cranks only. The specially designed narrow-wide tooth profile keeps the chain snug allowing you to leave your chain keeper in the garage. They are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. Ovality has been optimized for each chainring size ranging from 10.2 – 14.4% with timing of 110.5-116.3 after TDC (top dead center).

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