Monstrum Low Profile Dovetail to Picatinny Mount 9 Slot. Available in multiple sizes: 9 picatinny slots 14 picatinny slots and 17 picatinny slots. The extended rail extends an extra 2 inches over the front of the base allowing for more forward positioning of long eye relief optics. Compatible with dovetail bases typically found on airguns or certain model .22 rimfire rifles. Picatinny rail allows for the mounting of Picatinny or Weaver standard scopes red dots or optics. Machined from 6061 grade aluminum and uses hardened steel Torx mounting hardware to prevent stripping of the bolts. All Monstrum mount and accessory products come with a lifetime warranty. Specifications for Monstrum 9 Slot Low Profile Dovetail to Picatinny Mount: Manufacturer: Monstrum Color: Black Finish: Anodized Fabric/Material: 6061 Aircraft Grade Aluminum Quantity: 1 Base/Mount Type: Scope Mount Gun Make: Universal Gun Type: Airgun Rifle Length: 9.9 cm Width: 1 in Height: 0.6875 in Weight: 2.3 oz Fit: 11mm Dovetail Base Package Contents: Monstrum 9 Slot Low Profile Dovetail to Picatinny Mount Monstrum RM103-9: Low Profile Dovetail to Picatinny Mount 9 Slot