pressure fill adapter with dual gauges and stainless steel core components. Designed for reliable, easy cylinder filling and controlled output pressure adjustment. Key benefits Improved control and ease of use: redesigned internal air chamber and redesigned handwheel make operation smooth and manageable even at input pressures. Clear pressure monitoring: two gauges show cylinder pressure and regulated output pressure simultaneously for safe and accurate filling. Durable construction: all core components are stainless steel for corrosion resistance and long service life. Quickconnect convenience: standard 8mm female quick disconnect on the output for fast, secure hose connections. Portable hose with protection: includes a 20 inches / 50 cm pressure hose with spring protector to prevent kinks and prolong hose life. Why you need this product Provides a compact, reliable solution for filling and regulating pressure cylinders up to 4500 psi / 300 bar. Dual gauges and an improved internal chamber reduce guesswork and speed up the fill and bleed process. Stainless steel internals and a protected hose minimize maintenance and downtime in demanding environments. Key specifications Model: 5/8''18UNF thread Alternate input thread option: M18x1.5 Maximum input pressure: 4500 psi / 300 bar Output adapter: standard 8mm female quick disconnect Hose: 20 inches / 50 cm pressure hose with spring protector Materials: stainless steel core components Operation Simple to use without special training. Handwheel allows controlled filling and rapid deflation when needed. Dual gauges provide immediate feedback for accurate adjustments. Typical applications Filling PCP and paintball cylinders and setting regulated output pressure for shooting sports. Charging diving cylinders or portable breathing tanks in field or settings. Connecting to small compressed gas systems for mining, firefighting equipment checks, or household soda water setups. Compatibility and fit Compatible with cylinders and valves that accept M18x1.5 or 5/8''18UNF input threads. Output uses a standard 8mm female quick disconnect for common pressure hoses and accessories. What makes it stand out Combination of an improved internal chamber, ergonomic handwheel, dual gauges, and stainless steel construction delivers a durable, easy to operate filling solution for a wide range of pressure applications.