Our lightweight Atlas FR shifting chainguide brings compatibility & ease of installation to a whole new level. Designed for a wide range of frames & suspension systems, the Atlas guide is optimized to work flawlessly with most dual chainring set ups.
• Aggressive profiling on boomerang is designed to accommodate most frame styles.
• Advanced materials used in upper & lower guides offer unsurpassed impact strength & wear resistance.
• Independently adjustable bottom pulley swing arm allows for wrap positioning without crank set removal
• Floating pulley wheel tracks chain path
• Boomerang incorporates anti-rotation locking system for ISCG tab equipped frames - a Race Face industry first
• Compatible with 68/73, 83 & 100mm external BB shells only.