microSHIFT Sword BLK 2x Crankset - 172.mm 9-Speed 46/29t 110/80 Asym BCD JIS Square Taper Spindle Interface BLKmicroSHIFT Sword Black 2x Crankset 172. mm 9 Speed 46 29t 110 80 Asym BCD JIS Square Taper Spindle Interface Black. The Sword Black 2x crankset brings gravel oriented gear ratios aesthetics and chainline to a square taper bottom bracket platform. A wide 17t gap between chainrings extends your gear range to help you extend your ride no matter the terrain. And it can be converted from 2x to 1x simply by installing a single chain retaining ring in the