VEVOR Spring Wire and Lock Channel, 6.56ft & U Channel Bundle for Greenhouse, 50 Packs PE Coated Aluminum Alloy Plastic Poly Film or Shade Cloth Attachment with Scre

Greenhouse Wiggle Wire & Lock Channel The lock channel is made of aluminum alloy, and the spring wire adopts a superior iron core and PE cover, which is sturdy and durable, matching each other perfectly. They can fix the plastic tightly to resist the storm and keep the greenhouse warm, having a wide application. Aluminum Alloy Lock Channel PE Coated Spring Wire Easy Installation Tight Fixation Key Features Aluminum Alloy Lock Channel: The lock channel is made of aluminum alloy against rust and corrosion, which is sturdy and tough and can be adapted to different needs. Length: 6.5FT/2M, Width: 1.25"/3.2CM, Height: 0.5"/1.3CM, Thickness: 1/16"/1.5MM. Pe Coated Spring Wire: The spring wire adopts a superior iron core wrapped with a PE cover. PE material is chemically stable, electrically insulating, cold-resistant, radiation-resistant, and has a long service life. Easy Installation: You need to fix the channel with screws, then cover the plastic film on it and finally wiggle the spring