6KU Urban Track Aluminum Fixed Gear / Single Speed Bike - 6KU Bikes
Base Singlespeed Hub | Reverse Components
Boost Disk Word (148mm) – Paul Component Engineering
BEST FIXED GEAR HUBS - YOU'VE NEVER HEARD OF - YouTube
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 :
ELITE “BOOST” MTB SINGLE SPEED CASSETTE HUB – Profile Racing
Universal Cycles -- Hope Pro 4 Single Speed/Trials Disc Rear Hub - 12 x 142mm Thru Axle [RHP432NTR142]