20 Key Holes Novatec A165sbt Fixed Gear Front Hub 20h Fixie Track Single Speed Freewheel Flip Flop Tt Bike Hub - Bicycle Hubs - AliExpress
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