The frame and rims are made of stainless steel; the frame is very torsion-resistant and stable. It has always been stored in the cellar or garage. It has only been ridden twice on two-week cycling tours. I have installed a fork at the front that allows for better brakes; I still have the original fork for a rim brake. There is a drum brake at the rear. The chainrings at the front are 52/40 and at the rear 26/23/20/17/14. The lighting system is incomplete; the front dynamo and the front light are missing. It was always a little too big for me, which is why I didn't ride it much. There is a lugg...