Miche SR BSA 29 Bottom Bracket Road 29mm BSA 68/73

The Miche SR BSA 29 is designed for modern road bikes with BSA threaded bottom bracket shells (68/73 mm).

It ensures smooth rotation, stiffness and long-lasting performance for 29 mm crank systems.

BSA 68/73 mm standard

• 1.37” x 24 TPI threading
• 68 mm and 73 mm compatibility
• Reliable and widely used standard

29 mm axle compatibility

• Designed for modern road cranksets
• Efficient power transfer
• Reduced friction

Sealed Miche 2RS bearings

• Protection from dirt and moisture
• Low maintenance design
• Consistent smooth performance

Lightweight CNC construction

• Aluminium + reinforced resin
• Precision machined design
• Durable structure

Main features

• Miche SR BSA 29 bottom bracket
• BSA 68/73 mm standard
• 29 mm spindle compatibility
• Sealed 2RS bearings
• CNC aluminium construction

Why choose it

• High smoothness for road cycling
• Reliable threaded standard
• Long-term durability
• Low maintenance
• Performance-focused Miche quality