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

BLACKBEARING ITA 70 24 Ceramic Bottom Bracket

The BLACKBEARING BB-ITA-70-24-C is a high-performance ceramic bottom bracket designed for Italian threaded (ITA) frames with a 70 mm shell width and 24 mm crank spindle systems. It is engineered to deliver extremely low friction, improved efficiency, and long-lasting durability for road, gravel, and performance cycling.

Key Features

• Italian threaded (ITA) bottom bracket standard
• Compatible with 24 mm spindle cranksets (e.g. Shimano Hollowtech II)
• High-performance ceramic bearings
• Extremely low rolling resistance for maximum efficiency
• Smooth and precise drivetrain performance
• Durable, corrosion-resistant construction
• Designed for road, gravel, and MTB use
• Threaded system ensures secure, creak-free installation

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 Ceramic Bottom Bracket is designed for riders seeking maximum efficiency and minimal drivetrain friction. The ceramic bearings provide exceptionally smooth rotation, while the threaded ITA interface ensures a stable, silent, and long-lasting installation in all riding conditions.