Self-locking for automatic chicken door

No chance for foxes, raccoons etc.

• retrofit kit for the large (item no. 70570) and small (item no. 70560) sliding doors

• after reaching the lower stop, spring coils push the bolts outwards and lock the door so that it can no longer be raised

• easy assembly thanks to slot-in system

• complete set with all necessary screws

• chicken door not included