okay gents here are the splines sizes and what horns fit on them
JR, KO & Sanwa all share 23 splines- any brand with 23 spline
Hi-tec use 24 splines- any brand with 24 spline
Futaba, Ace, Supertec & Bluebird all share 25 splines"
so only servo horns that will fit the ace sevro are
ACE
FUTABA
SUPERTEC
if you guys have any more info due to experianc eplease add to this thread for others to look at thanks
AND BLUEBIRD
JR, KO & Sanwa all share 23 splines- any brand with 23 spline
Hi-tec use 24 splines- any brand with 24 spline
Futaba, Ace, Supertec & Bluebird all share 25 splines"
so only servo horns that will fit the ace sevro are
ACE
FUTABA
SUPERTEC
if you guys have any more info due to experianc eplease add to this thread for others to look at thanks
AND BLUEBIRD