PRAXIS WORKS M30 T47 I.B. Bottom Bracket
Part number: 47-8000
Type: Bottom bracket (threaded, internal bearing design)
The Praxis Works M30 T47 I.B. bottom bracket is designed for T47 Internal Bearing threaded frames and allows the installation of Praxis M30 spindle cranksets. It provides a strong, reliable interface between frame and drivetrain for road applications.
Key features
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T47 I.B. (Internal Bearing) threaded standard
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Designed for Praxis M30 spindle cranksets
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Suitable for road frames (85.5 mm shell width)
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Forged and heat-treated aluminum cups
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Steel cartridge bearings
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Durable and precise fit
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Smooth and reliable operation
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Compatible with M30 installation tools
Technical specifications
| Specification | Details |
|---|
| Brand | Praxis Works |
| Part number | 47-8000 |
| Type | Bottom bracket |
| Standard | T47 I.B. (threaded) |
| Frame width | 85.5 mm |
| Compatibility | Praxis M30 cranksets |
| Bearings | Steel cartridge bearings |
| Spindle | 30 mm drive side / 28 mm non-drive side |
| Material | Heat-treated aluminum cups |
| Weight | ~100 g |
In practice
The M30 T47 I.B. bottom bracket provides a stiff, stable, and reliable connection between the frame and crankset. The split bearing design (30 mm / 28 mm) helps optimize durability and load distribution, ensuring smooth and quiet performance over long-term road use.
