Black Bearing bottom bracket stainless steel bearing ITA italian threaded 70 mm Shimano Hollowtech II 24 mm spindle and GXP adapter included BB-ITA-70-24-S

BLACKBEARING ITA 70 24 B5 Stainless Bottom Bracket

The BLACKBEARING BB-ITA-70-24-S is a high-quality threaded bottom bracket designed for Italian (ITA) threaded frames with a 70 mm shell width and 24 mm spindle cranksets (e.g. Shimano Hollowtech II compatible systems). It uses B5 stainless steel bearings, providing excellent corrosion resistance, smooth rotation, and long-term durability.

Key Features

• Italian threaded (ITA) bottom bracket standard
• Compatible with 24 mm spindle cranksets
• B5 stainless steel bearings for high corrosion resistance
• Smooth and efficient drivetrain performance
• Durable, serviceable construction
• Threaded design ensures secure, creak-free installation
• Suitable for road, gravel, and MTB use

Technical Specifications

Compatibility

• ITA (Italian threaded) 70 mm frames
• 24 mm spindle cranksets (e.g. Shimano Hollowtech II compatible systems)

In Practice

The BLACKBEARING ITA 70 24 B5 Stainless Bottom Bracket is built for riders who need reliable performance in all weather conditions. The stainless steel bearings offer strong protection against corrosion, while the threaded ITA system ensures a stable, silent, and long-lasting fit.