Description:OOTDTY EURO fitment quick connect kit, ideal starter kit or to make new hoses etc. 1/4" BSP quick connect coupling Nickel plated, compression resistance, corrosion resistance, high efficiency and high reliability Quick and easy to install, no need any tools Female fittings have a valve inside to prevent air from escaping during between the tool Specifications:Material: Stainless Steel Nickel Color: Silver Male Thread Size: Approx. 13x4 5mm/0.51x1.77" (1pc)Internal Thread Size: Approx. 13x3 5mm/0.51x1.38" (1pc)External Threaded Size: Approx. 9x3 8mm/0.35x1.5" (4pcs)Quantity: 6pcs/1setNote: Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you make a bid, due to the difference between different monitors, the picture may not reflect the actual color of the item. No Retail Package Package Contents:1 x Female Quick Release Assembly with 1/4" BSP Male Threads 4 x Male Quick Release Assembly with 1/4" BSP Male Threads BSP1 x Male Quick Release Assembly with 1/4" BSP Female Thread