Specification Brand : Agatige BulletPoint1 : Perfect Protect :This rear lens cap is used when storing your lens. Also can be used after the lens has been removed from your camera. It helps to keep dust from your lens mechanism. This metal cap is perfect for any C screw mount lenses. BulletPoint2 : 25mm C-Mount Lens:Rear Lens Dust Protective Cover is designed for C-mount lens with diameter of 25mm. Suitable for C-mount Lens. Diameter: Approx. 25mm / 1in. Package List:5 pcs Rear Lens Cap. BulletPoint3 : Alloy Material : Rear lens cap is made of alloy material, which has high strength and toughness, with high strength, high temperature resistance and aesthetics. In use, material is not prone to rust, and fading problems, which makes it can be used for a long time without frequent replacement. BulletPoint4 : Rear Lens Dust Protective Cover: Lens cover rear lens keep your camera image sensor, internal components and lens safe from dust, , and other elements when a lens is not mounted. BulletPoint5 : Protective Cover: The C-mount rear lens cap is designed to fit over the back end of the lens and protect the lens elements and mount from dust, dirt, and other contaminants. The C-mount rear lens cap should be used when the lens is not in use or during transportation to protect the lens and ensure its longevity. Color : Black ItemName : Agatige Rear Lens Cap,5pcs Lens Cover Rear Lens,2 Colors Alloy Metal C Mount Rear Lens Cover Cap 25mm for CCTV TV Lenses (Black) ItemPackageQuantity : 1 ItemTypeKeyword : camera-lens-caps Manufacturer : Agatige PartNumber : Agatigeqvpws0idgf-01 ProductDescription : Features: Designed for C-mount lens with diameter of 25mm.This rear lens cap is used when storing your lens.Also can be used after the lens has been removed from your camera.It helps to keep dust from your lens mechanism. This metal cap is perfect for any C screw mount lenses. Specification: Condition: Brand New Material: Alloy Color: Black, Silver Suitable for C-mount Lens Diameter: Approx. 25mm / 1in Weight: Approx. 24g