Product DescriptionProtect your optic with the Butler Creek Flip-Open Objective Scope Cover. Custom fit for objective bells measuring 44.7 mm (Size 23), this lightweight, spring-activated cap creates a watertight, airtight seal and flips open instantly with a touch of your thumb for fast shots. The quiet hinge prevents spooking game, and the rugged black polymer construction is built for hunters and shooters who demand reliable performance in harsh conditions. Each cover weighs less than an ounce and has been tested to perform down to -40AdegF. The fit range is 0.01 inches under to 0.025 inches over the stated measurement.Product HighlightsSize 23 fits 44.7 mm (1.760 inch) objective scope bellsSpring-activated, flip-open design with a quiet, low-profile hingeWatertight and airtight seal helps block moisture, dust, and debrisDurable black polymer construction; lightweight at under one ouncePerformance tested to -40AdegF; easy one-thumb operation for fast shotsSpecsProduct Type: Objective scope coverModel: Flip-OpenSize: 23Objective Outside Diameter: 44.7 mm (1.760 in)Material: PolymerColor: BlackWeight: Less than 1 ozFit Range: 0.01 in under to 0.025 in over measurementTemperature Performance: Tested to -40AdegFUPC: 051525302308MPN: 30230Brand: 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.