SHIMANO SM-SH41 SPD-SL to SPD Cleat Adapter — Bike Stop
Shimano SM-SH41 SPD Cleat Adapters | REI Co-op
Road Bike Plates Cleat Stabilizing Adapter For-Shimano SPD H51/SH56 Non-Slip | eBay
Road Bike Plates Cleat Stabilizing Adapter For SPD H51 SH56 Non-Slip Replacement | eBay
Amazon.com : CyclingDeal Bicycle Compatible with Shimano SPD Crankbrother 2 Holes Cleats Adapter - Using MTB Type SPD Cleats on Road or Indoor Bike Shoes with 3 Holes - Converting Adapters ONLY-New :