That's very nice, Jon, and it'll give you endless fun !
I love mine ! For the job they were designed for, you can't get better, I reckon.
It's not as fancy as that one, but it does push over 8 ft/lb. I use it just for short range rats, squirrels etc.........10 -15m with Bisley Mags ! Ouch !
I found the trigger too heavy, so I squeezed the spring a bit to lighten it but, apart from that, I've resisted the temptation to start modding.............Crosman geekery is a world all of its own ! : D