microSHIFT Sword BLK 1x Crankset - 172.5mm 9/10-Speed 42t 110 Asym BCD JIS Square Taper Spindle Interface BLKmicroSHIFT Sword Black 1x Crankset 172. 5mm 9 10 Speed 42t 110 Asym BCD JIS Square Taper Spindle Interface Black. The Sword Black 1x crankset brings a gravel oriented gear ratio aesthetic and chainline to a square taper bottom bracket platform. A single chain retaining ring pairs perfectly with either Sword Black 1x or the original Sword 1x groups. Compatible with 68x113mm JIS square taper bottom bracket (sold separately) 110mm Asymmetric 4 bolt BCD