Born Free 9 invited builder Martin Carlgren of Ringo Chop Shop in Gothenburg, Sweden doing final assembly on his 1947 SRM (Swedish Racing Motor) 1,000 cc chopper in Jeff Leighton and Dave Polgreen's The Wretched Hive shop just before the start of the show. Santa Ana, CA. USA. Wednesday June 21, 2017. Photography ©2017 Michael Lichter.