comeplay / hexati Precision aero Titanium bmx mid bottom bracket shell for Frame Builders 68/73mm | 41.2mm ID

Premium Titanium MID BB Shell for BMX Trials Frames - 68/73mm | 41.2mm ID

Product Description:

Forge Lighter, Stronger BMX  Frames: Aircraft-Grade Titanium MID BB Shell
Elevate your custom BMX trials build with our precision-engineered MID Bottom Bracket (BB) Shell. Machined from aerospace titanium alloy, this essential frame component delivers unmatched strength-to-weight ratio and corrosion resistance for serious street and trials riders.

Key Features & Benefits:
✅ True MID BB Standard Compatibility: Features a critical 41.2mm internal diameter (ID) 
✅ Ultra-Lightweight Durability: Aircraft titanium construction sheds grams while resisting impact deformation and fatigue better than steel or aluminum.
✅ Dual Width Options: Available in 68mm (standard BMX trials) and 73mm (reinforced/dirt jump compatible) shell widths.
✅ Weld-Ready Precision: CNC-machined surfaces ensure perfect alignment and clean DIY frame welding for custom bike builders.
✅ Performance Upgrade: Reduces frame weight significantly while maintaining critical BB stiffness for precise pedal control in technical sections.

Technical Specifications:

• BB Standard: MID 

• Material: Grade 5 Titanium Alloy (Ti-6Al-4V)

• Internal Diameter (ID): 41.2mm 

• Shell Widths: 68mm or 73mm

• Finish: Raw titanium (ready for welding/brushing)

• Compatibility: Designed for custom BMX  frames, .

Upgrade Your Frame Building Today!