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Saturday 18 November 2017 at 03:55
Quoted from LitzDoc:I cracked the p;astic over the captive ball. I guess I screwed it down too tight. He offered a free replacement without me asking. That's great customer service
I've since improved the design so it's impossible to over tighten.
Source: http://pinside.com/pinball/forum/topic/indiana-jones-airball-stopper-mod#post-4079094