Bottle Valve, Remote Opener, 10 lb. Nitrous Oxide, Purple Anodized, Each.  ZEX remote nitrous bottle valve openers allow you to open the valve at a moment's notice, from the driver's seat. They are manufactured from billet aluminum and their modular motor assembly provides years of trouble-free use. The ZEX design ensures that nitrous flow is not affected by using these openers. These kits come with all of the switches, wiring, and hardware needed for installation.