Yale 300 Series Door Closer

Power Sizes Closer fixed power size range of 3, 4, 5. Materials High purity die-cast aluminium body. Heat treated steel rack and pinion. Stable hydraulic oil for consistent climatic operation and constant lubrication. Forged steel arms passivated against corrosion. Mechanism Rack and pinion design. Hold-open Available in this series. Hold-open angle between 80° - 180°. Order arm assembly separate. Handing Non-handed. Suitable for left or right hand doors. Adjustment Independent valves control closing and latching speeds. Closing speed 180° - 10°. Latching speed 10° - 0°. Offset Parallel Arm Available in this series. Suits up to 13mm door stop. Finish Silver Baked Enamel - SIL