Sunrace Bottom Bracket 68/131.5mm BSA Aluminium

Precision-engineered 68/131.5mm aluminum bracket boosts your e-bike’s power transfer and durability, powered by Sunrace tech

€24

Price for FATclub members: €23

Out of stock

Free delivery on orders over €50
After delivery or monthly payments with Klarna & ALMA
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Unleash Maximum Power with Precision-Engineered Bottom Bracket Performance.

Struggling with unreliable crankset stability and inefficient power transfer? The Sunrace trapas 68/131.5mm BSA aluminium bottom bracket delivers a rock-solid connection between your frame and crankset. Crafted with a lightweight aluminium housing and durable cups, it eliminates flex and enhances pedaling efficiency for every ride. Say goodbye to creaks and wobble, and embrace smooth, consistent rotation that elevates your e-mobility experience.

Key Features

  • Precision aluminium housing for lightweight strength and durability.
  • Standard BSA threading ensures easy installation and compatibility.
  • Optimized 68/131.5mm width fits a wide range of cranksets perfectly.
  • Sealed cups protect bearings from dirt and moisture for long-lasting performance.
  • Enhanced power transfer with minimal friction and maximum stability.

Technical Specifications

  • Type: Bottom bracket (trapas/bracketas)
  • Shell width: 68mm
  • Spindle length: 131.5mm
  • Material: Aluminium housing and cups
  • Threading: BSA (British Standard Thread)
  • Compatibility: Designed for standard cranksets requiring 68mm shell width and 131.5mm spindle length

Frequently Asked Questions

It fits most bikes with a 68mm BSA threaded shell and cranksets requiring a 131.5mm spindle length, including many e-bikes and urban models.
The aluminium housing offers a lightweight yet rigid structure that reduces flex and enhances power transfer efficiency during pedaling.

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