Device for connecting a push element to a guide rail, guidance system and piece of furniture or household appliance

A device for connecting a movable push element of a piece of furniture or a household appliance, to a guide rail of a guidance system of the piece of furniture or the household appliance, wherein the device is designed to be mounted on the movable push element, wherein the device comprises a locking arm with a locking member, wherein in the mounted condition of the device the locking member is designed to be coupled with a locking element, especially with a locking element of the guide rail, wherein the locking arm is provided as an elongated element, wherein the locking arm is connected by two spaced-apart attachment members to the remainder of the device, especially by precisely two attachment members, wherein the attachment members engage with the locking arm transversely, especially perpendicularly, to a longitudinal extension of the locking arm, wherein the attachment members are elastic, so that the locking arm is movable in the region of the locking member in a direction transverse to the longitudinal extension of the locking arm and in the direction of the attachment members.