Well firstly, you either like or loath Smart Parts.
As for the Shocker, Its light, fast and crap on air eff. The evolve bolt kit...sorted that out.
The kit and support from Evolve has been great, Just exchanged my V1 bolt kit for a V2 on free of charge.
Havnt played with a total "evolve" shocker, just my shocker and evolve bolt kit....well recommended.
Next.