Tange Seiki Square Taper Bottom Bracket – 68mm shell width, 113mm axle length, BC 1.37” x 24 TPI thread. Compatible with Shimano square taper cranksets. New old stock (NOS) condition. Fitted with sealed cartridge bearings for low maintenance and smooth operation. Bearings feel slightly tight due to storage but are expected to bed in and run more freely with use. Ideal for vintage restorations or classic steel road and touring bikes.
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