Endlocks - 40mm High Security - Windlock

For use with the 40mm High Security compact aluminium roller shutter with H40/S guiderails only. Wind endlocks are fitted in every gap between the standard endlocks for the first four gaps on each side. They are then fitted every fourth endlock gap up the curtain height. The wind endlocks are rivetted in place using 3.2 x 4mm rivets.