Amazon.com : Retrospec Harper Single Speed Fixie-Style Bike Urban Commuter Bicycle with Coaster Brake, Flip Flop Hub, 700x28C Tires and High Tensile Steel Frame for Commuting, Cruising - Navy 43cm, xs :
LEADER BIKES 725 FIXED GEAR FRAME SET WITH AERO SEAT POST - 50CM
State Bicycle Co. 4130 Fixed Gear/Single-Speed Frame Set - Smart Bike Parts