Martin Carlgren of Ringo Chop Shop in Gothenburg, Sweden built this 1947 SRM (Swedish Racing Motor) 1,000 cc chopper with a completely hand-fabricated engine based on an old Husqvarna Motorcycle design as an invited builder to Born Free 9 doing the final assembly in Jeff Leighton and Dave Polgreen's The Wretched Hive Santa Ana, CA shop just before the start of the show. Born Free 9 Motorcycle Show. Costa Mesa, CA. USA. Friday June 23, 2017. Photography ©2017 Michael Lichter.