Shimano SM-SH20 SPD-SL Cleat Spacers
Best ergonomic adjustment for cyclists with leg length discrepancies.
These simple spacers are the secret weapon for fixing subtle leg length discrepancies or alignment issues that cause knee pain. You sacrifice a bit of setup time and fiddling, but the payoff is a perfectly balanced pedal stroke that keeps you comfortable through your longest rides.
$16.00
at
Tritownboise
More SM-SH20 options
Who it's for
- Cyclists experiencing hip or knee pain from asymmetrical leg lengths.
- Riders needing precise incremental adjustments for optimal bike fit.
- Road cyclists using Shimano SPD-SL pedals seeking a stable interface.
Who should skip it
- Cyclists using Look, Time, or Speedplay pedal systems.
- Mechanics or DIY riders wanting a quick, tool-free adjustment.
- Performance-focused riders sensitive to changes in their established bike geometry.
Performance breakdown
Adjustment Precision
Incremental stack heights allow for highly granular biomechanical fine-tuning.
System Compatibility
Native Shimano engineering ensures a perfect fit for SPD-SL platforms.
Ease of Installation
Straightforward design makes quick adjustments simple for most home mechanics.
Hardware Quality
Durable, reliable bolts provide secure, worry-free attachment to your shoes.
Ergonomic Impact
Effectively corrects leg length discrepancies to improve pedaling efficiency.
Stack Stability
Rigid construction maintains a solid, consistent connection under high power.
Key Specs
Cleat System Compatibility
Shimano SPD-SL
Cleat Bolt Pattern
3-bolt
Shim Thickness
1mm and 2mm
Stackable Design
Yes
Includes Mounting Hardware
Yes
Included Hardware
(3) 10mm Cleat Bolts, (3) 13.5mm Cleat Bolts
Pack Quantity
1
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