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09.12.2007, 03:23 AM

Yes my 4200XL rotor broke loose on only 3s (47,000 rpm's). I now run a 3100XL on 3s. 5s would be nuts.

	(#6)
coolrunnings Guest Posts: n/a	09.12.2007, 03:23 AM Yes my 4200XL rotor broke loose on only 3s (47,000 rpm's). I now run a 3100XL on 3s. 5s would be nuts.