The ABUS 21542 Door Chain SK99 has been manufactured with a hardened chain and a high quality, rotating precision pin tumbler cylinder. Additionally equipped with a child-proof safety catch - only a key will operate the lock - this door chain is ideal for main entrance doors and apartment doors. * 21542 * No need to drill panel or even frame integrated chain support * 26.5cm visible chain length * Also for doors with glass panels, narrow aluminium or PVC frames * Internal and external locking * Silver laquered finish * Level 5 Door handle chain · User manual https://elecena.pl/product/27765909/abus-21542-door-chain-sk99 2025-01-27 https://elecena.pl/product/27765909/abus-21542-door-chain-sk99 2025-07-07 https://elecena.pl/product/27765909/abus-21542-door-chain-sk99 2026-06-02 https://elecena.pl/product/27765909/abus-21542-door-chain-sk99 2026-07-18 https://elecena.pl/product/27765909/abus-21542-door-chain-sk99 2026-09-04