Product DescriptionProtect your optic with the original Butler Creek Flip-Open Objective Scope Cover. Custom-fit to your scope's objective bell, this Size 30 cover seals out water, dust, and debris while opening instantly with a touch of your thumb for fast shots. A silent spring hinge, durable black polymer construction, and reliable performance down to -40AdegF make it a trusted choice for hunters and shooters. The nominal fit is 1.96 in (49.8 mm) outside diameter with a tolerance of 0.01 in under to 0.025 in over the stated size.Product HighlightsFast flip-open design with silent spring hinge for instant, quiet accessWatertight and airtight seal keeps out dust and moistureSize 30 fits 1.96 in (49.8 mm) OD objective bells; tolerance -0.01 in / +0.025 inPerforms in extreme cold, tested to -40AdegF; truly ambidextrous capLightweight black polymer construction; weighs less than one ounceSpecsProduct Type: Flip-open objective lens scope coverCompatibility/Size: Size 30; fits 1.96 in (49.8 mm) outside diameter objectivesFit Range: 0.01 in under to 0.025 in over nominal measurementMaterial: PolymerColor: BlackHinge: Silent springSeal: Watertight and airtightOperating Temperature: Tested to -40AdegFOrientation: AmbidextrousWeight: Less than 1 ozUPC: 051525303008Manufacturer Part Number: 30300Brand Name: Butler CreekDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.