The Mr. Heater 1 in. D Brass End Fitting with Acme Nut x Male Throwaway Cylinder Thread Cylinder Adapter is an essential tool for seamless propane appliance connectivity. Crafted from high-quality brass, this durable fitting ensures a secure and reliable connection between your propane cylinder and various heating devices. The Acme Nut design provides easy, hands-on tightening, while the male throwaway cylinder thread compatibility makes it versatile for multiple applications. Ideal for RV enthusiasts and outdoor adventurers, this compact adapter guarantees an efficient fuel transfer, enhancing your cold-weather comfort with ease. Perfect for ensuring your propane-powered equipment operates smoothly and effectively.