Box One Oversized M35 Crankset
Best high-stiffness upgrade for performance-focused cyclists seeking maximum power transfer.
This is a masterclass in power transfer, utilizing a massive 35mm spindle to eliminate flex and ensure every watt hits the rear wheel. It is uncompromisingly stiff and efficient, but be warned: the oversized design demands a modern frame compatible with its specific, high-performance architecture.
$424.99
Who it's for
- Sprinters needing maximum power transfer and minimal flex
- Racers prioritizing structural durability and weight balance
- Mechanics wanting quick, hassle-free maintenance and upgrades
Who should skip it
- Cyclists preferring standard, widely available bottom bracket options
- Weight-conscious riders seeking the lightest possible racing setup
- Budget-focused shoppers looking for mid-range component value
Performance breakdown
Pedaling Stiffness
The 35mm spindle creates an incredibly rigid platform for explosive power transfer.
Material Durability
Cold-forged 7075 T6 aluminum offers exceptional strength-to-weight ratios for aggressive riding.
Weight Efficiency
Hollow-forged arms shed unnecessary mass while reinforcing critical high-stress zones.
Installation Compatibility
Requires specific modern frame standards, limiting its use on older bikes.
Maintenance Ease
The self-extracting bolt system makes removal and servicing straightforward and quick.
Power Transfer
Minimal lateral deflection ensures every watt goes directly to the rear wheel.
Key Specs
Spindle Diameter
35mm (Oversized)
Spindle Material
Praxis™
Crank Arm Material
Cold-forged 7075 T6 aluminum
Crank Bolt System
Precision CNC-machined Chromoly/alloy self-extracting
Weight Limit
115kg (253 lbs)
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