MSR PICATINNY RED-DOT RISERWarne MSR Red-Dot RiserSKU: WN6102M$111.99PriceQuantity*Add to CartSpecifications Manufacturer model: 6102M UPC: 656813107360 Type: Accessory-Bases and Mounts Overall length: 6.4 Feature 1: Picatinny Mounting Interface Feature 2: Includes 0.180" Spacer