When you go too far it will degas when shot so take note of when this happens so you know how far you can go. As far as I know this is the only way to see the limit of the power wheel
Sad state of affairs isn't it. I had a trek 7000, arguably the best frame they ever put out. After 8 years it was in need of updating so I spent a grand replacing forks, derailleur and adding disc brakes. Within 1 week it was stolen
Why would anyone spend $2000 plus on old technology repackaged? Were talking as old as airguns technology. What justification can you use for buying this? At least some are using electronic valves and a better design the hammerless valve but none of that here.
The huben k1, Western rattler and sidewinder along with sk-19 are the ones I'd recommend but only chance you'll have spending that little is for a well used one or a lucky break.