Gineyea BB73-68 113mm Mountain Bike Square Hole Integrated Sealed Bottom Bracket

Description

⭐ Key Features

• Square Taper (Square Hole) Spindle

• Integrated Industrial Sealed Bearings – smooth & low resistance

• High-Carbon Steel Axle with heat treatment

• Excellent Dust & Water Sealing – maintenance-free design

• Strong Load Capacity – up to 1.5 tons

• Affordable & Reliable Upgrade Option

📊 Specifications

• Brand: Gineyea

• Model: BB73

• Type: Square Hole / Square Taper Thread-In

• Material: Alloy Body + Stainless Steel

• Axle Material: High Carbon Steel

• Thread Type: English / BSA

• Thread Size: BC 1.37″ × 24T

• BB Shell Width: 68mm / 73mm

• Axle Length Options:

  • 110.5mm

  • 113mm

  • 116mm

  • 118mm

  • 120mm

  • 122.5mm

  • 124.5mm

  • 127.5mm

🔩 Compatibility

✔ Suitable for square taper cranksets
✔ Compatible with 68mm or 73mm bottom bracket frames
✔ Works with:

• MTB

• Road bikes

• Folding bikes

• City & hybrid bicycles

🛠️ Installation Notes (Summary)

• Identify Left (L) and Right (R) sides before installation

• Install left side first, then secure using BB tool & wrench

• Tighten right side cap to complete installation

• Professional installation recommended for best results