Repair your flaps that are stuck in the open position.

• Upgraded Heavier Duty Hinge Spring for Aluminum Frame Swinging Saloon-Style Dog Doors
  
• Larger diameter wire than original spring to better resist breaking
  
• Zinc Plated for corrosion resistance
• Spring grease included
  
• Made in USA

Overall spring coil diameter: 12 mm

Overall length, wire end to wire end: 23 mm

Wire diameter: 1 mm