Bicycle 36 Spoke Flip Flop Rear Hub + 17T Sprocket Build Your Own Wheel Fixie

Steel bearings
36 hole aluminium machined hub
Distance between flanges: 56mm 
62mm PCD (Pitch Circle Diameter)
120mm over lock-nut distance
17teeth  1/8 chrome fixed sprocket and locknut
3/8” axle size
Weight 345grams (without sprockets fitted)