XLAB Delta 425 Saddle Mount Cage
Best aerodynamic bottle mount for serious long distance triathletes.
This rear-mounted system cleans up your bike’s profile by tucking hydration and repair essentials out of the wind. It’s a smart, aerodynamic upgrade for endurance riders, though you sacrifice the convenience of grabbing a bottle from your frame for the sake of pure speed.
$110.95
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Who it's for
- Triathletes looking to maximize speed by minimizing drag.
- Long-distance cyclists tired of losing bottles on bumpy terrain.
- Performance riders seeking a personalized and accessible hydration setup.
Who should skip it
- Cyclists using standard saddle rails or non-ISM branded seats.
- Budget-conscious athletes seeking a simple or entry-level hydration solution.
- Weight-conscious hill climbers prioritizing the lightest possible bike build.
Performance breakdown
Aerodynamic Efficiency
Rear-mounting significantly reduces drag compared to traditional frame-mounted bottle cages.
Bottle Retention
The Gorilla XT cage grips bottles tightly even on rough road surfaces.
Weight Optimization
Carbon fiber construction keeps the system light without sacrificing structural integrity.
Storage Versatility
Integrated space handles basic repair kits but limits larger cargo options.
Installation Complexity
Requires precise adjustments to ensure compatibility with specific saddle rail geometries.
Build Durability
Alloy mount provides a robust, flex-free foundation for long-distance riding.
Key Specs
Mount
Saddle
Material
Carbon fiber and alloy
Weight
165g
Color
Black
Bottle Capacity
1
Integrated Storage
Yes
Know before you buy
Still have a question?
Ask Metto anything about the XLAB Delta 425 Saddle Mount Cage before you decide.
