Bottom Bracket Adapter TRUVATIV American to Euro BMX

Bottom Bracket Adapter TRUVATIV American to Euro BMX

The American to Euro BMX bottom bracket adapter is an ideal solution for upgrading older BMX or road frames to modern drivetrain standards. Many classic frames, including older Schwinn road and BMX bikes, use the American BB standard, limiting crank and bottom bracket options.

This adapter converts American/Pro BMX frames with a non-threaded 51.3 mm bottom bracket shell to accept English-threaded (BSA) bottom brackets, allowing the use of modern crank systems without changing the frame.

CNC-machined from durable aluminum, the adapter features three steel connecting bolts that prevent independent rotation and ensure a secure, long-lasting installation.

• Type: Bottom bracket adapter
• Frame standard: American / Pro BMX
• Shell inner diameter: 51.3 mm
• Compatibility: English-threaded (BSA) BB
• Material: CNC aluminum
• Fixation: 3 steel bolts