BURGTEC 104MM BCD E-BIKE SPECIFIC OUTSIDE FIT CHAINRING- SHIMANO MOTOR Light-Adaptive Goggles AirCell-Rubber for unparalleled cushioning and

AirCell-Rubber for unparalleled cushioning and comfort

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BURGTEC 104MM BCD E-BIKE SPECIFIC OUTSIDE FIT CHAINRING- SHIMANO MOTOR Light-Adaptive Goggles AirCell-Rubber for unparalleled cushioning andThe perfect, steel, e bike thick thin chainring for maximum chain retention and durability. Note: Fits all e bikes with a Shimano motor. For non Shimano e bikes please use this ring. 4 arm adapter (spider) is required. (see below for more details). Bolt holes are threaded, 8mm x 0. 75mm x 8mm Long chainring bolts are required and included. 4 arm adapter (Spider) Compatibility: 53mm chainline (Boost 148) Y1VY00020 50mm chainline Y1VY00010 56. 5mm