Quote Originally Posted by look no hands View Post
a little update, I managed to prise the paint brush from my hand and decided to investigate inside the Lightning, well it turns out the guy who tuned the rifle before Chris owning it decided it would be a good thing to use a broken spring, after a rummage through the box of springs, I've come up with a very nice fitting Titan that fits the original metal guide lovely, there's a very slight resonance on firing but no twang and the addition of a top hat stolen from a spare kit finishes off the repair nicely, not sure what the power is as not chrono'd it yet, a job for the morning.

Pete
I get very good firing behaviour and accuracy with Titan #1 in the supersport/lightnings I've tried it in.
Just put a delrin tophat to guide it properly, plus a tight guide and som slip washers at each end of the spring, and you'll get a very nice 11-12fpe gun.