![Allen Head Screws for [HD2] Coupling.](http://the-green-guard.com/cdn/shop/files/20260111_165424_cropped_{width}x.jpg?v=1768269636)
Allen Head Screws for [HD2] Coupling.
(4) M4 x 12mm Allen Head Screws & Lock Washers for [HD2] Model - Coupling to Swing Arm Connection.
(4) M4 x 12mm Allen Head Screws & Lock Washers for [HD2] Model - Coupling to Swing Arm Connection.