Description AIR RIFLE SPRING DIANA for the Model of 31, 34, 35, 36 and 45 MADE FROM CHROME SILICON VALVE SPRING WIRE FOR ENHANCED PERFORMANCE LONG OPERATIONAL LIFE, THESE SPRINGS ARE VERY GOOD QUALITY YOU CAN SEE THE WIRE QUALITY AND SURFACE FINISH WHICH IS NOT HIDDEN UNDER A SURFACE COATING, THIS SPRING IS HEAT TREATED STRESS RELIEVED AND SET TO LENGTH MADE IN GERMANY
