I have an early BSA superten for sale with a stirrup pump. I am selling as there is a problem with the rifle and it is not firing properly, when the bolt is pulled back and forwards to fire, the gun does not fire but instead releases a charge of air when the bolt is lifted back up. Up until this happened it was a very nice rifle to shoot and has accounted for hundreds of rabbits. The gun worked superbly up until i took the stock off to give it a proper clean and it hasnt been right since, not knowing a lot about working on air rifles I have decided to leave it sat in the corner. I am looking f