German photography team Marc Hanchak and Christine Gabler shot a pair fo twin-shock short trackers, built by Hombrese Bikes, for Sideburn 45. Marc also sent these scans of medium format, colour negative film. I'm sure there's an app to put these borders on photos, but these are the real thing. Well, a digital scan of the real thing.
Read about these Hombrese Honda XL500 and Yamaha SR500 racers in Sideburn 45.