End Connector. For straight extending of 30x30, 40x40, 45x45 and 50x50 strut profiles designLINE End connector with special silver paint for an attractive high-quality design for all MGE fixtures. Also available in economical die-cast finish. No profile end finishing preparation 30x30 profile needs core hole thread to accept the M8 x 30mm, fastener provided For the 40x40, 45x45 and 50x50 size a self-tapping fastener is provided All fasteners are included Material: 30 ; 40 Die-cast Aluminium; 45 ; 50 Die-cast Zinc