Black Bearing bottom bracket stainless steel bearing PressFit BB 42 68 - 73 mm Shimano Hollowtech II 24 mm spindle and GXP adapter included BB-42-68/73-24-S

BLACKBEARING B5 Stainless PressFit Bottom Bracket BB42 – 68/73 mm – 24 mm & GXP

EAN: 3760290190238
Part Number: BB-42-68/73-24-S
Brand: BLACKBEARING
Type: PressFit Bottom Bracket

The BLACKBEARING BB-42-68/73-24-S is a premium-quality PressFit bottom bracket equipped with B5 Stainless steel bearings, designed for frames with a 42 mm bottom bracket shell diameter and cranksets featuring a 24 mm spindle or SRAM GXP interface. The stainless steel bearings and precision CNC-machined aluminum cups provide smooth operation, excellent durability, and superior corrosion resistance.

The threaded cup-to-cup design improves bearing alignment, reduces the possibility of creaking, and extends service life even under demanding riding conditions.

Key Features

• Premium BLACKBEARING B5 Stainless steel bearings
• BB42 PressFit standard
• Compatible with 24 mm spindle cranksets
• SRAM GXP compatibility with adapter
• Precision CNC-machined aluminum cups
• Excellent corrosion resistance
• Low rolling resistance
• Extended bearing service life
• Effective sealing against water and contaminants
• Smooth and efficient power transfer

Technical Specifications

Compatible Cranksets

• Shimano Hollowtech II (24 mm)
• SRAM GXP
• Truvativ GXP
• Rotor 24 mm
• FSA 24 mm
• Other 24 mm spindle cranksets

Applications

• Road bikes
• Gravel bikes
• Mountain bikes
• Cyclocross bikes
• Performance and racing bicycles

In Practice

The BLACKBEARING BB-42-68/73-24-S is an excellent choice for riders looking for a durable, reliable, and corrosion-resistant PressFit bottom bracket. The B5 Stainless steel bearings provide excellent protection in wet and demanding conditions, while the precision CNC-machined aluminum construction ensures optimal bearing alignment. The system delivers smooth pedaling performance, long service life, and reduced maintenance requirements for road, gravel, and MTB applications.