Specialized Seatpost Shim
Best reliable adapter for cyclists upgrading their seatpost diameter.
This precision-engineered component bridges the gap between different seatpost and frame diameters, allowing for greater flexibility in component selection. It ensures a secure, slip-free fit for riders looking to swap or upgrade their dropper posts without replacing the entire frame.
$14.99
Who it's for
- Cyclists upgrading components while keeping their favorite frames
- Performance riders seeking a quiet and reliable cockpit setup
- Budget-conscious mechanics looking to maximize their current gear
Who should skip it
- Owners of niche or non-standard bicycle frames
- Low-maintenance commuters who ride in wet or salty conditions
- Minimalists who prefer the simplest possible mechanical interface
Performance breakdown
Fit Precision
Engineered tolerances ensure a rock-solid, slip-free connection between components.
Installation Simplicity
A straightforward drop-in solution that requires minimal mechanical expertise.
Structural Integrity
Maintains frame stiffness without compromising the seatpost's clamping security.
OEM Compatibility
Perfectly matched for Specialized frames, eliminating guesswork on sizing.
Vibration Resistance
Secure interface prevents creaking or shifting during aggressive trail riding.
Component Versatility
Opens up wider seatpost options for riders upgrading their current setup.
Key Specs
Part Type
Seatpost Shim
Color
Black
Inner Diameter
30.9 mm
Outer Diameter
34.9 mm
Compatibility
Enduro FSR, Stumpjumper FSR, Fuse, Levo
Quantity Per Pack
1
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