General description This Union FastLatch Easy Fit Bolt in Satin Nickel is a high-quality door latch and bolt system designed for residential use. It features a modern, attractive design that complements various interior styles and is ideal for residential interior doors requiring secure locking and privacy functions. Technical specifications Finish options: Satin Nickel, Polished Brass, Polished Chrome Case size: 73mm (3 inches) Backset size: 57mm Bolt through fixing centers: 38mm Size options: 60mm (2.5 inches) and 73mm (3 inches) Rigorously tested for 800,000 closing cycles for durability Compatibility and accessories Compatible with emergency release or bathroom turn mechanisms with a 5mm square spindle Supplied with both round and square corner strikes for different frame preparations Includes a splinter guard to hide frame preparation for a professional finish Installation Designed for quick and easy installation, three times faster than standard latches Bolt through fixings