Tongsheng 104 BCD Adapter

Regular price $33.00
Sale price $33.00 Regular price

Tongsheng 104 BCD Adapter

Product description

Expand your e-bike gearing potential and unlock a wider range of chainring options with the Tongsheng 104 BCD Adapter TDSZ2. This handy adapter seamlessly converts your Tongsheng mid-drive motor's chainring mount from the standard BCD 130 to the more versatile BCD 104, opening doors to a plethora of compatible chainrings.


  • Seamless Fit: Designed specifically for Tongsheng TSDZ2 and TSDZ2B mid-drive motors.
  • Durable Construction: Made with high-quality aluminum alloy for longevity.
  • Precise Chain Alignment: Maintains optimal chain alignment and prevents interference.
  • Compatibility: Converts BCD 130 chainring mount to BCD 104 compatibility.
  • Optimize Performance: Choose the perfect chainring size for climbs, sprints, or cruising, maximizing efficiency and comfort.


  • Conquer any terrain: Lightweight climbing rings for steep hills, high-speed chainrings for cruising flatlands.
  • Customize your ride: Experiment with different chainring combinations to find the perfect setup for your riding style and goals.
  • Upgrade your e-bike: Enhance versatility and performance with a simple and affordable upgrade.

Technical Specifications:

  • Material: Aluminum alloy
  • Weight: Approximately 80g
  • Color: Black anodized
  • Compatibility: Tongsheng TSDZ2 and TSDZ2B mid-drive motors
  • Conversion: BCD 130 to BCD 104

Don't limit your gearing options. Equip your Tongsheng e-bike with the 104 BCD Adapter TDSZ2 and unlock a world of customization and riding possibilities!

Order yours today and experience the ultimate freedom of choice!

Additional Notes:

  • Ensure compatibility with your specific Tongsheng mid-drive motor model before purchase.

With the Tongsheng 104 BCD Adapter TDSZ2, every ride becomes an opportunity to personalize your e-bike experience and conquer any road ahead!

Shipping & Return

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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.