Guerciotti Frame picked up of EBay.

Suntour sprint rear hub redished for single speed, Velocity rims, shimano 105 front hub, Suntour Cyclone 170 mm cranks off old road bike, Suntour MTB Brake levers, shimano brake callipers, 39T front ring, 17T shimano BMX cog,

I live in a very hilly area and I spin the cranks a lot.

-- Stan