Product DescriptionThe Sightmark Tactical 30mm Fixed Cantilever Mount is a rugged riflescope base engineered for AR-style and other rifles using Picatinny rails. Built from aircraft-grade 6061-T6 aluminum with a matte black, non-reflective finish, it delivers dependable alignment and a secure hold for 30mm scope tubes. A two-inch forward offset provides generous eye relief and comfortable cheek placement, while the included 1.0" reduction rings add versatility for one-inch scope tubes. Designed for easy optic transfers between firearms, this fixed cantilever mount helps maintain zero when reinstalling your optic.Product Highlights 30mm fixed cantilever mount with included 1.0" reduction rings for one-inch scopes 2-inch forward offset for improved eye relief and ergonomic cheek weld on AR-style rifles Aircraft-grade 6061-T6 aluminum construction with matte, non-reflective black finish Compatible with Picatinny rails for wide platform fit One-piece fixed design to help maintain zero when removing and reinstalling optics Specs Product Type: Tactical fixed cantilever scope mount Tube Compatibility: 30mm rings; includes 1.0" reduction rings Forward Offset: 2 inches Material: 6061-T6 aircraft-grade aluminum Finish: Matte black, non-reflective Rail Interface: Picatinny Length: 5.98 inches UPC: 812495024887 Manufacturer Part Number: SM34019 Brand: Sightmark 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.