Quote Originally Posted by lead lobber View Post
I managed to get hold of an 'Original 66' at the club tonight (literally wiped the green mold off it). I believe it is a springer? anyway if it's not too late I shot the following.
It is a springer, using the "Giss" double piston system to achieve recoilless operation - state of the art competition rifle in its time and quite capable of good scores in the right hands even now.

A bit of info here;

http://bobsairguns.com/index.php?opt...lery&Itemid=53

and here;

http://www.airgunbbs.com/showthread....piston-systems

ATB
Mike.