Hi guy's just wanted to share my experience with the new proamps servos, I have only used Ko propo servos in my 1/8th buggy previously but decided to give the proamps bls 139 a run and guy's these servos are bloody good I would like to point out that I am not sponsored by proamps I paid for them and they are brilliant first run in buggy today 2 qualifying rounds 3 finals won them all there's no buzzing from the servos trying to find centre they are super quick as a guy I gave my buggy too have a drive kept turning into the apex yelling at me your servos are too fast these servos are seriously worth considering full metal casing specs are on the proamps website just wanted to pass on my experience of a awesome product check them out!!!!!