The Hope Spiderless Direct Mount eBike chainring for Bosch Performance Line CX Gen 4 eBike motors are specifically designed to withstand the additional rigors of the increased power transmitted by eBike motors.Directly mounts to Bosch Performance Line CX eBike motors and replaces the full spider assembly for a lighter and cleaner looking set- upCNC machined from a single piece of 7075-T6 aluminum billet these chainrings provide the perfect blend of light weight and strengthNarrow/Wide chainring is designed to retain the chain without the need of a chain deviceDesigned to give a 52mm chainline to suit 148 Boost FramesHard anodized for an ultra-durable finish and increased longevity Ring Position/Type Chain Retaining Single Ring Tooth Count 34, 36 Round or Oval Round Drivetrain Speeds 12 Material Aluminum Color Black Designed for ebike Yes Defined Color Black
