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Old 04-09-2008, 04:02 AM
427king 427king is offline
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Default Re: m22 how to tell from m21?

Most of the time the easiest way to tell is a M21 has one ring around the input,whether fine or coarse spline. The only problem is if the input was changed it may not have a ring. Then you must check the gear angle M22 are 20 degree m21 and m20 are 30.
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