spiftacu1ar - It is single speed, you just need the first gear on slipper shaft to keep the "second" on it's place. Also, it
looks like it's direct bolt on to nitro - I mean, why see all the trouble of design a new tranny, when you can get it to work with just one new gear?
btw. One Kershaw transmission ordered here...
edit: btw. thanks lightfoot for correcting my little brain fart, dunno what I was thinking