4 Sets NPT Iron Air Hose Fitting 2 Lug Universal Coupling Chicago Fitting for Female and Male End (1'', Male End) What You Will Receive: you will receive 4 x 1'' NPT Chicago fittings, 4 x silver safety locks and 4 x rubber washers, the quantity is enough for you to use, can meet your daily life needs Pressure Grade: the recommended maximum working pressure is under 150 psi to prolong its service life Rustproof and Durable Material: the universal 1 air hose is made of carbon steel, and the surface is galvanized, to prolong the service time Instructions for Use: each connector is equipped with a safety lock, which is applied to insert into the locking hole on the fitting to ensure that the air hose repair end is connected correctly Widely Application: the universal air fitting can be applied to many occasions, such as pneumatic equipment, automobile industry, air compressors and mechanical engineering Product Description Item model number GFA-Therwen-1281 Part Number GFA-Therwen-1281 Style Male End Size 1'' Item Package Quantity 4 Color Silver Brand Therwen Material Carbon Steel, Rubber Connector Type Coupling Item Weight 2.46 pounds Thread Type NPT Batteries Required? No Number of Pieces 8 Exterior Finish Silver Package Dimensions 5.91 x 5.75 x 1.85 inches Thread Size 1 inch Manufacturer Therwen Shipping Fast shipping is very important for us. Our standard US shipping service is FREE. Your order will be shipped within 2-3 business days upon full payment received. Your order will be delivered within 2-3 business days after the handling time. We only ship to the confirmed PayPal address. We reserve the right to cancel any order for any reason at any time. We are not responsible for undeliverable addresses. Returns and payment We offer a 30 days return policy from checkout winning date. We allow only PayPal as payment method FeedBack Your feedback very important to us, after you get your package and you are satisfied with our service please leave us positive feedback If you have any problem with your order / any questions please before leave any type of feedback For any questions, using contact system Please visit our store to check out other items for sale! Thank you for shopping at our store.