Bike Square Tapered Tretlager Achse für ZTTO Fat Snow Bike 100mm Rahmenschale DE
ZTTO Bike Square Tapered Bottom Bracket Axis For Fat Snow Bike 100mm Frame Shell ZTTO Bicycle 80mm 100mm Square Tapered Bottom Bracket BSA 80x142 100x155 100x177 80 100 Axis For Quare Hole For Fat Snow Bike For 80/100mm Frame Shell weight:about 348g(80x142mm) 420g(100x155/177mm) Size: 80x142mm 100x155mm 100x177mm cups thread size and pitch: 34.798mm 1.37*24TPI Structure: 2 Sealed Bearings The bottom bracket is solid and durable with a long service time. The steel shell can absorb roundness tolerance for installing ports of Bracket Bottom. Integrated System can protect the frame, more power output, it's better than ordinary structure bottom bracket. water and dust resistance.