Zamp Z-1 Shield (Model WS-10) Fits: FS-1, FS-2, RZ-10, FJ-2 Zamp Z-9 Shield (Model T0-313) Fits: FS-2, FS-4, RZ-10, FJ-2 Note: To order the correct shield for your Zamp helmet you will need to look at the model number on your old shield. This model number can be found on the inside top of your shield. It will be either WS-10 or T0-313.