
Aluminum Alloy Female Thread Storz Hose Fittings Fire Hose Quick Coupler. Durable Aluminum Alloy: Constructed from high-strength Aluminum Alloy meeting A-A-59326 and DIN 2828 standards. Sand Blasted Finish: Surface treated with sand blasting for enhanced durability and corrosion resistance. NBR Gasket Included: Equipped with NBR gaskets to ensure a secure and leak-proof connection. Multiple Size Options: Available in sizes 1', 1.5', 2', 2.5', 3', and 4' for various fire hose applications. Gravity Casting Method: Manufactured using gravity casting techniques for consistent structural integrity. Free Samples Available: Free samples provided for quality and watering effect testing (freight collect). Flexible MOQ Policy: Standard MOQ 1000m, but smaller orders accepted for first-time cooperation. Fast Delivery Time: Typically delivers within 15-20 working days after receiving the deposit.