Product DescriptionLyman's 66 series receiver peep sights are trusted by hunters and target shooters for precise, repeatable adjustments. This 66LA model is designed for flat receivers on Marlin rifles, including the 336, 1894, and 1895. It features 1/4-minute audible click micrometer adjustments for both elevation and windage, a quick-release slide for fast changes, coin-slotted stay-set knobs, and two interchangeable aperture discs-large for hunting and small for target work-so you can tailor your sight picture to any shooting condition.Product HighlightsPurpose-built 66LA rear receiver peep sight for Marlin 336, 1894, and 1895 riflesMicrometer adjustments with 1/4-minute audible clicks for elevation and windageQuick-release slide and coin-slotted stay-set knobs for secure, easy tuningIncludes two interchangeable aperture discs: large hunting and small targetDurable steel construction with blued/black finish for long-lasting performanceSpecsProduct Type: Rear receiver peep sightSeries/Collection: 66LAMaterial: SteelFinish/Color: Blued/BlackFor Use With: Marlin 336, 1894, and 1895 riflesAdjustments: 1/4-minute audible click micrometer (elevation & windage)Included: Two aperture discs (large hunting, small target)UPC: 011516322159Manufacturer Part Number: 3662215Brand: LymanDisclaimer: 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.