IMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 3/4 Inch BSP thread actually measures 1 Inch in diameter. If your thread measures 3/4 Inch in diameter then you require the 1/2 Inch version of this product pipe reducer brass compression fittings plumbing compression fittings compression fittings, Weight: 0.7936641432 Pounds, Manufacturer: Primaflow