Description

The Gineyea brand presents its Square Hole Bottom Bracket, model BB73-68mm, featuring a carbon steel axle suitable for various types of bikes including gear-shifting, fixed-gear, mountain, and road bikes. It boasts sealed cartridge bearings for stability, durability, and minimal resistance during operation. The bottom bracket is available in multiple lengths ranging from 103mm to 126mm, with corresponding weights. Each unit includes a sealed cartridge bearing, an activity locking cover, and dust-proof screws, all encased in a sturdy aluminum alloy shell.

Specifications

• Brand: Gineyea
• Model: BB68mm
• Axle Material: Carbon Steel
• Compatibility: Gear-shifting, Fixed-gear, Mountain, Road bikes
• Available Lengths: 103mm, 107mm, 110.5mm, 113mm, 118mm, 120mm, 122.5mm, 124.5mm, 126mm
• Weight (including screws): Varies according to length (ranging from 280g to 330g)
• Packaging Weight: 13g

Features

• Sealed Cartridge Bearings: Ensures stability, durability, and minimal resistance during operation.
• Activity Locking Cover: Helps to secure the bearings in place.
• Dust-proof Screws: Prevent dust and debris from entering, maintaining optimal performance.
• Left/Right Markings: Clearly labeled for easy installation ("" denotes left, "R" denotes right).
• Carbon Steel Axle: Provides high tensile strength, enhancing transmission efficiency by up to 50%.
• Aluminum Alloy Shell: Offers high strength, corrosion resistance, and abrasion resistance for long-term use.

Application