PRODUCT ADVANTAGE - All is made of alloy steel material, , which is durable and anti-corrosion, solid in construction, will not easily fade, deform or break, and strong in structure. HIGH QUALITY MATERIAL - Each water heater cam lock is made of high-quality material, manufactured through quality control manufacturing and testing procedures. 't rust, will last a lot longer time than most plastic fasteners. WIDELY APPLICABLE - our metal door latch fasteners are essential tools, they are compatible with most RV heater cover door. They are convenient to grip, works well. USAGE - First compress the spring, move the flat part to one side and remove it, then pass the v-shaped part with the spring through the hole in the cover from the back, and push the spring. Product type:RV water heater accessories Product function:The cam lock plays a key role in the water heater ignition system. It controls the opening and closing of the gas valve by rotating the cam to the appropriate inflow of gas, thereby achieving a reliable ignition process. Colour:Silver Material:Stainless steel Package Contents: 4 * Water Heater Cam Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.