Product DescriptionBuilt to the tightest tolerances for a secure and repeatable fit, the Weaver Mounts Top Mount Scope Base #28 delivers rock-solid stability for your optic. Crafted from lightweight aluminum with a gloss black finish, this 1-piece base is part of a 2-piece mounting system and uses Weaver&&';;s proven cross-lock design to resist recoil and keep your scope zeroed. It&&';;s compatible with several classic rifle platforms and includes mounting hardware for straightforward installation.Product Highlights Durable aluminum construction with gloss black finish for long-lasting performance Weaver cross-lock design provides a secure, recoil-resistant interface for rings 1-piece base for use in a 2-piece mounting configuration Precision-machined for a custom fit on supported rifle models Includes mounting hardware for easy installation Specs Product Type: Top Mount Scope Base (#28) Style: Weaver cross-lock Material: Aluminum Finish: Gloss Black Configuration: 1-piece base for a 2-piece system Compatibility: Browning BLR (older, flat top) - Front & Rear; BSA High-Powers - Front & Rear; Herter&&';;s U9 BSA Action - Front & Rear; Marlin 39A & 39D Century octagon barrel - Rear; Voere 2130 - Front & Rear Country of Origin: United States of America Included: Mounting hardware UPC: 076683480286 Manufacturer Part Number: 48028 Brand: 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.