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1st 3rd and 4th gear in this set will work for MR04 applications. (reuse stock #2 gear)
V2 version, new molding, new precision Delrin servo gear set
Including servo motor pinion
1st Gear one dot marking
2nd Gear 2 dots marking
3nd Gear 3 dots marking
MUCH SMOOTHER like butter!
(without pin set)