Product DescriptionWeaver Mounts 49713 See-Thru rings are engineered to mount directly to Marlin Model 336 receivers, providing a secure, base-free solution for 1-inch scope tubes. Designed for fast target transitions, the see-through profile lets you use iron sights for close shots while keeping your scope ready for longer distances. A one-piece lower ring/base combines with steel-strap tops and multiple screws for increased holding power, and convenient thumbscrews make mounting and removal straightforward. Finished in matte black for a clean, low-glare look.Product Highlights Direct-to-receiver, see-through rings for Marlin Model 336-no separate base required Compatible with 1-inch scope tubes for broad riflescope fit Steel-strap top and one-piece lower ring/base for strong, secure retention Thumbscrews enable quick attach/detach and easy scope positioning for optimal eye relief Matte black finish; includes two straps and four screws for added gripping power Specs Compatibility: Marlin Model 336 Tube Diameter: 1 inch Ring Quantity: Pair Construction: Steel-strap tops with alloy lower ring/base Finish: Matte Black Design: See-through; mounts directly to receiver (no base needed) Package Weight: 0.235 lb Box Dimensions (L x W x H): 4.7 x 3.85 x 1.65 in UPC: 076683497130 MPN: 49713 Brand Name: Weaver Mounts Disclaimer: 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.