Prime-Line U 10817 Deadlock, Keyed Different Key, Aluminum, Satin Nickel, Kwikset Keyway

The Prime-Line U 9970 single-cylinder deadlock provides dependable surface-mounted door security for homeowners seeking proven protection against forced entry. Constructed from durable die-cast metal with a corrosion-resistant brass-colored finish this jimmy-resistant lock is designed to help secure hinged doors by preventing the spreading and prying of door frames. Featuring a surface-mounted cross-bolt locking mechanism the U 9970 helps anchor the door to the jamb for enhanced resistance against physical attack. The keyed single-cylinder design includes a tamper-resistant shutter guard to help deter lock tampering and picking. Designed for use on wood, metal or resin doors 1-3/8 to 2-3/8 in THK, this deadlock installs easily using the included mounting hardware and standard household tools making it a practical choice for DIY installation. Each set includes the deadlock, angled keeper, two keys and installation components for a complete and reliable door security solution.