This kit works with all Spyder's, Piranha's, Dragun's, Special Edition, STS, Ext, Java's, Compact's, and just about every stacked tube blow back marker available.
The Maddman Spyder spring kit includes 7 springs for your marker:
3 striker springs, 1 short valve spring, 1 long valve spring, 1 lighter mechanical trigger return spring and 1 lighter mechanical sear spring.
