absoluteBLACK E-Bike Spider Bosh Gen 4 53mm (red)

absoluteBLACK E-Bike Spider Bosh Gen 4 53mm (red)

Spider for Bosch Gen 4 motors with a 53mm chainline (Boost). Super-light, durable design. The spider is compatible only with absoluteBLACK Super Steel chainrings. Supplied with 5 titanium mounting bolts. Chainring sold separately.

1. Choose your chainring spider – Depending on the mid-drive motor your e-bike uses, first select the correct mounting interface (Shimano, Specialized, etc.) and then, if necessary, the correct offset (Boost 53/52.5 mm or non-Boost 50 mm). Finally, choose the spider colour and add it to your basket.

2. Choose the Super Steel chainring tooth profile and size – Depending on the chain your e-bike uses, choose between the 10/11/12-speed or 12-speed Shimano HG+ versions. Finally, choose the chainring size and add it to your basket.

Weight (+/-1g): 35g

Colour: black, red, gold, titanium

Compatibility: All Bosch Gen 4 motors with a 53mm chainline. Compatible only with absoluteBLACK Super Steel chainrings (proprietary BCD).

Material: CNC-machined 7075 Txxx aluminium

Type II anodised finish

FITTING A SUPER STEEL CHAINRING TO THE E-BIKE SPIDER

Please follow the diagram to fit both parts correctly. Bolts should be tightened to 5-6 Nm with a Torx T-25 key.

Designed in the UK. Made in Poland (EU).