Rotor Q Ring Q39T 53 Bcd110X4 Inner Black chain ring lens technology and 300 Lumen

lens technology and 300 Lumen Daytime Hyperflash for maximum visibility

Body Battery Energy Monitoring

Multi Shell In Mold: For safe shock absorption

300 Lumen Daytime Safety Light: 3 LEDs with OptiCube

Individual Reach Adjust for customizable lever positioning

Rotor Q Ring Q39T 53 Bcd110X4 Inner Black chain ring lens technology and 300 LumenFeatures Inner oval chainring designed for improved pedaling efficiency and reduced muscle fatigue. BCD 110x4 pattern offers compatibility with modern 4 bolt cranksets. Optimized for use with 53T outer chainrings for smooth shifting performance. Black anodized finish ensures durability and a sleek appearance. Specifications Teeth: 39T BCD: 110x4 Position: Inner Color: Black