I want to swap my bike from fixed-gear to single-speed, but I don't think my rear wheel has a flip-flop hub. What do I need to buy to achieve this? : r/bikewrench
Amazon.com : Fixie Wheel Set Fixed Gear Flip-Flop Rear Wheel 45 mm w/700x25c Tires (Blue) : Sports & Outdoors
Free to Fixed: What is a Flip-Flop Hub and Why do you want one? - YouTube
REAR 24 x1.75 507-21 RIM FLIP FLOP FIXIE BIKE WHEEL HUB JNR MTB SINGLE SPEED | eBay
700c Fixed Fixie Single Speed Bike Front Rear Wheel Set Flip Flop Hub – Madspeed7