Unlock Seamless Integration for Your Bike’s Bottom Bracket.
Struggling with incompatible bottom bracket sizes can kill your ride flow. The Praxis trapas adapter M30 delivers a perfect fit for BB86 Road, BMX BB90, and BB92 MTB frames. It solves the hassle of mismatched bearings by accommodating a 30mm drive-side bearing and a 28mm non-drive-side bearing. Plus, the smart design requires placing the wave-washer on the drive side for optimal performance and durability.
Key Features
- Universal compatibility with BB86 Road, BMX BB90, and BB92 MTB frames.
- Precision fit for 30mm drive-side and 28mm non-drive-side bearings.
- Durability enhanced by the wave-washer placement on the drive side.
- Easy installation for hassle-free upgrades and maintenance.
- Optimized for performance across road, BMX, and MTB disciplines.
Technical Specifications
- Model: Praxis trapas adapter M30 BB86 Road/BMX BB90 BB92 MTB.
- Drive-side bearing inner diameter: 30mm.
- Non-drive-side bearing inner diameter: 28mm.
- Wave-washer placement: Drive side.

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