42mm (BB30), 68 (Road) 24mm (Shimano HTⅡ)/SRAM DUB (Road)/30mm(ROTOR 3D+)TWIST-FIT (Alloy thread ), 3-in-1 core systemBearing size: 30x42x7mm.With TRiPEAK TOOL (50mm, 12 notch) G5 Ceramic Hybrid bearingEMA-TFBB30-SCCB2430$225.00PriceQuantityAdd to Cart