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View Full Version : Anyone using JR 3421 servos

stevedurecki
03-13-2008, 11:01 AM
If so, how do they mount on the frame? Any spacers or anything I should know? Thank you in advance.
LoveMyTrex
03-13-2008, 11:04 AM
I think they are the same size as the Z3650 and not as fast, and more expensive. why whould you use them?
stevedurecki
03-13-2008, 04:07 PM
I guess I will get the Z3650 the JR3421 are slower.
LoveMyTrex
03-13-2008, 10:23 PM
yep, right choice