Tange LN-3922 Square Taper Bottom Bracket (UN55 Sub)
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The Tange LN‑3922 is a sealed square‑taper bottom bracket built around a forged steel solid axle with steel chrome‑plated cups and body. It’s available for 68 mm and 73 mm shells in all standard axle lengths, making it a straightforward, durable option for any JIS‑taper crank that needs a square taper bottom bracket.
- Forged steel solid axle
- Steel C.P. cups and body
- Sealed cartridge design with highest spec of sealed cartridge bearings Tange offers in a square taper bottom bracket
- Fits 68 mm or 73 mm shells
- Offered in all common axle length