The Mr. Heater 1 in. D X 1/4 in. D Brass Cylinder Adapter is an essential accessory for anyone looking to expand the versatility of their heating equipment. Crafted from high-quality brass, this durable adapter ensures a secure and reliable connection between larger and smaller propane cylinders, enhancing your heater's flexibility. Ideal for outdoor enthusiasts, campers, and emergency preparedness, this adapter is designed to withstand tough conditions while providing efficient fuel flow. Its compact size and lightweight design make it easy to transport and install, making it a convenient choice for all your heating needs.