Road Bike Plates Cleat Stabilizing Adapter For-Shimano SPD H51/SH56 Non-Slip | eBay
YakAttack® - YakAttack GT Cleat XL With TurnKey Adapter for Aluminum Boats Such As Ranger, Crestliner, G3, Lund, Xpress, War Eagle, Lowe, Duracraft, Triton, Tracker, Lowe, Excel
Xpedo XPR Adapter Cleat Set 3-hole mounting to 2-hole SPD style cleats – Ride Bicycles
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
Found: PatroCleats Adapters let you try Mid-Foot cleat position without new shoes - Bikerumor
Shimano SM-SH41 SPD Cleat Adapter ESMSH41 NIB 4524667769835 | eBay
Mid-Foot Cycling PatroCleats Cleat Adapters Review: Long Term Test - Road Bike Rider Cycling Site