IMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 1 Inch BSP thread actually measures 1 1/4 Inch in diameter. If your thread measures 1 Inch in diameter then you require the 3/4 Inch version of this product This listing is for a Pack of 1 imperial to metric pipe fittings compression male adapter compression fittings, Weight: 1.50796187208 pounds, Manufacturer: Primaflow