absoluteBLACK E-bike Chainring Spider for Bosch Gen3

absoluteBLACK chainring spider for e-bikes with Bosch Gen3 motor and Super Steel chainrings

This chainring spider was developed by absoluteBLACK for e-bikes with 3rd-generation Bosch motors. It is exclusively compatible with the Super Steel e-bike chainrings from absoluteBLACK. Depending on the version, the Spider produces a non-boost chainline of 50.5 mm or a boost chainline of 52.5 mm. It is made of aluminium and is characterised by a particularly low weight and long durability.

Guidelines for Replacing E-bike Components:

Before you replace components on your e-bike, please read through the guidelines for component replacement for CE-marked e-bikes/pedelecs with pedal assistance.

Specifications:

Application:

All Mountain, City & Touring

Compatibility:

1-speed

Mount:

Bosch Direct Mount

Technical Information:

Material:

aluminium (7075)

Chainline:

50.5 mm, 52.5 mm (Boost)

Compatibility:

• Bosch Gen3 motors (with 50.5 or 52.5 mm chainline)
• only absoluteBLACK Super Steel Chainrings

Features:

• chainring spider for e-bikes with 3rd-generation Bosch motors
• super light and durable design
• only compatible with Super Steel chainrings from absoluteBLACK due to the special bolt circle diameter
• titanium fixing bolts included
• anodised
• designed in Great Britain, manufactured in Poland

Models:

50.5 mm:

Chainline:

50.5 mm (non-boost)

Manufacturer Number:

EBBOSCH3/50/BK

52.5 mm:

Chainline:

52.5 mm (Boost)

Manufacturer Number:

EBBOSCH3/52/BK

Contents:

• 1 x absoluteBLACK e-bike chainring spider for Bosch Gen3
• 5 x titanium fixing bolts (T25)