Lock spring for chamber lock of turn of the century type 1900. Fits normal lock chests. Depending on the lock model, the spring may need to be bent or cut. Length 4.5 cm, width 6 mm

A fine chamber lock, typical of the mid-19th to early 20th century. Well made work with fine details in brass. Equipped with a locking knob to be locked from the inside. Available in both left and right models. Reversible. Molded key included. Untreated iron.

Counter chest for chamber lock of 18th century type with night bolt. Normally associated with double doors, so-called deadbolt doors. The counter chest is mounted on the fixed door leaf, and the lock itself is mounted on the wicket door. Can sometimes also be mounted on single doors. In this case, the counter chest is mounted on the door frame itself.