Race Face ISIS SRX
Best reliable upgrade for riders maintaining older ISIS interface cranksets.
This is the ultimate lifeline for keeping classic cranksets spinning smoothly without the complexity of modern outboard systems. It trades the latest bottom bracket standards for rock-solid, old-school reliability, making it the perfect choice for riders who prefer maintaining their existing setup over chasing the newest tech.
$55.99
at
Race Face
More SRX options
Who it's for
- Aggressive riders seeking efficient power transfer and stiffness
- Weight-conscious cyclists upgrading older mountain bike builds
- Vintage bike restorers maintaining specific legacy drivetrain standards
Who should skip it
- Riders in wet climates needing long-lasting, low-maintenance components
- Cyclists looking for modern, widely available, and future-proof standards
- Home mechanics lacking specialized tools or precise torque equipment
Performance breakdown
Bearing durability
Sixty-four ball bearings provide a robust, long-lasting rotation for daily riding.
Compatibility
The gold standard for reviving older ISIS interface cranksets with ease.
Smoothness
Sealed cartridge design delivers a consistent, reliable feel under load.
Installation ease
Standard spline interface makes swapping out old units straightforward and quick.
Weather resistance
Sealed cartridge effectively keeps grit and moisture away from internal components.
Build quality
Solid construction offers a dependable alternative to modern outboard bearing systems.
Key Specs
Bearing Style
Single row
Color
Silver
Shell Standard
BSA
Spindle Diameter
24 mm
Weight
230 g (BSA 73 mm)
Still have a question?
Ask Metto anything about the Race Face ISIS SRX before you decide.
