BBB E-BIKE STEEL CHAINRING 

Give your e-bike a reliable upgrade with the BBB E-BIKEGEAR STEEL chainring. Built for strength and everyday dependability, it features a wide-tooth profile designed for hub gear drivetrains and 1–8 speed chains. When paired with a compatible spider, it can be used with a wide range of e-bike setups, making it a practical choice for riders who want long-lasting performance with minimal fuss. Made from hardened steel, this chainring is engineered for durability and extended service life.

Features:

• 4-arm e-bike chainring

• BCD 104 mm 

• Suitable for 1–8 speed chains (1/2" x 3/32").

• Compatible with Bosch Gen. 3 and Gen. 4, Shimano Steps, and other e-bike systems when used with a BCD 104 mm spider.

• Designed for hub gear drivetrains only.

• Constructed from hardened steel for extra durability and long life.

• Available sizes: 36T, 38T, 40T, 42T, 44T, 46T, 48T.

• Crankset type: Single.

• Gears: Single speed, 7-speed, 8-speed.

• Part material: Carbon steel.

What world wide reviews say:

Worldwide reviews for the BBB E-BIKEGEAR STEEL chainring are very positive, with riders praising its long-lasting hardened steel construction, reliable performance, and strong value for everyday e-bike use.

Feedback highlights it as a practical upgrade for hub gear and compatible Bosch or Shimano e-bike systems, especially for commuters and high-mileage riders who want durability over low weight.