Quote Originally Posted by peddy View Post
After reading re blast of air I to have changed the breech seal for a better quality one and the blast has gone when firing. Also stripped trigger and polished and relubed, adjusted to eliminate creep, loctited adjustment screws including hammer adjustment screw.
hi just waiting for my pp700sa to arrive in 177 , reading all the tips you are posting . when I ordered mine I wanted it in .22 but not in stock ,
looking at youtube looks like barrel just unscrews .just wondering if you can inter change barrels? as pellet goes straight into barrel.

atb dave