The SRAM DUB Italian Ceramic Bottom Bracket is a 70 mm Italian-threaded external-cup unit designed for SRAM DUB 29 mm road and Road Wide cranksets. Its aluminum bearing shells house full ceramic cartridge bearings and robust DUB-generation seals to deliver ultra-smooth, low-friction pedaling performance and long service life. The kit includes spacers to optimize fit for both Road and Road Wide crank arms.

• Intended use: road bike, gravel, cyclocross
• Shell width: 70 mm Italian threaded (36 × 24 TPI)
• Shell outer diameter: 33.3 mm
• Spindle interface: SRAM DUB 28.99 mm
• Bearing type: full ceramic cartridge bearings
• Shell material: aluminum
• Seals: DUB-generation robust seals for element protection
• Compatibility: SRAM DUB Road and SRAM DUB Road Wide cranksets
• Included: one bottom bracket assembly and spacers (2 mm, 2.5 mm, 4.5 mm)
• Color: black