- Eliminate dropped chains - Almost every EWS pro runs both a chain guide and narrow wide chainring - Combines upper chain retention with lower chainring bash protection - Reinforced nylon bash guard and a back plate cut from 8mm thick 7075-T6 aluminum - Boost and oval chainring compatible - Tool-less upper guide flip - 5.5mm of chainline adjustment - Single tool install without removing your cranks - Includes 3 different sizes of bash plate for compatibility with chainrings from 28-36t - Top guides are available in 6 colors (sold separately) - 90g (28-30t), 105g (32-34t), 110g (36t)
