Universal Fit: Compatible with various Autotrol valve bodies and tanks Complete Kit: Includes adapter, O-rings (32F, 4x35F, 37F), and silicone lubricant Durable Material: Silicone O-rings ensure long-lasting performance and flexibility Easy Installation: Adapter kit simplifies tank-to-valve body connection Black Finish: Sleek and discreet design to blend with your equipment Valve Body to Tank Adapter Kit Includes O-rings 32F,(4)35F,& 37F Includes small tube of silicone lubricant