Abstract: Retractable arrow-support device for a bow, this device being intended to be fixed on the shaft of a bow in the proximity of the area in which the arrow is held at the time of its firing, this device comprising an arrow support movable under the action of a spring and a heavy weight movable in such a way as to be sensitive to the reaction forces produced by the bow upon firing of the arrow, this heavy weight constituting a lock for retaining the arrow support in the active position counter to the spring and for releasing it upon firing of the arrow in order to retract it, the device being characterized in that the arrow support (3, 4) consists of a rod (14) mounted slideably under the action of this spring (15).