Current Projects chat and miscellany

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billygoat8 in reply to @gbj_tester

It was best I gave up then .Wow 750mph .

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gbj_tester in reply to @billygoat8

Wow 750mph

I've had my Tack rollers up to a roller rpm which would be 450mph if they were wheel bearings (75mph wheel speed, and the rollers are 1/6 of the wheel diameter), but only for very short excursions and they are caged ball cartridges, which tolerate high speeds better than loose balls.

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