absoluteBLACK Premium Round 110 BCD Road Inner Chainring for Shimano Dura-Ace 9100 - 36t, 110 Shimano Asymmetric BCD, 4-Bolt, Black

absoluteBLACK Oval Direct Mount 1x Chainrings for SRAM 3-Bolt cranks are designed for SRAM cranks that have a 3-bolt direct mount interface and removable spider. Direct mount chainrings provide significant weight savings over a standard spider and chainring combination. 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 deg. after TDC (top dead center).