Cam Action Floor Spring with Closing Force EN 3 Maximum door weight 80Kg. Maximum door width 950mm Closing speed : 130-10° Final closing speed : 10-0° Hold Open (standard): 90° hold open Weight of floor spring approx : 6kg Installation dimension: Length-306mm, Width-108mm, Height-40mm Tested to : 5,00,000 cycles Tested as per : EN 1154 Also available with inter changeable spindles(for export) CE certified : Yes