Xpedo XPR Adapter Cleat Set 3-hole mounting to 2-hole SPD style cleats – Ride Bicycles
Mid-Foot Cycling PatroCleats Cleat Adapters Review: Long Term Test - Road Bike Rider Cycling Site
Shimano SM-SH85 Cleat Adapter for SPD-R Cleats - Gringineer Cycles
Amazon.com : CyclingDeal Bicycle Shoes Cleats Adapters - for MTB Shoes to Use with Cleats of Road Bike Pedals - Compatible with Shimano SPD-SL, Look KEO & Look Delta - Converting Adapters
Motion Cleat Adapter Kit - Reins.cc
Road Bike Plates Cleat Stabilizing Adapter For-Shimano SPD H51/SH56 Non-Slip | eBay