ROCKBROS Flat pedal adapter Clipless Platform Adapter Pedal for Shimano SPD Speedplay Cycling Pedal Convert Bicycle Pedals
1Pair Bicycle Pedal Flat Platform Adapter Conversion Universal for Shimano SPD | eBay
Pocket Pedals SPD / SPD-SL adapter - Thomas Cycles
Amazon.com : Thinvik Clipless Pedal Adapter for Shimano SPD Pedal - Clip Pedal Convert to Universal Platform Pedal - (Only Work on MTB Bike Pedal : Sports & Outdoors