Check the listing for details. Hammers Barrel Clamp Mount with Flashlight Laser Sight Mount. Color: Black, Condition: New. Listed at 12.98 USD. Flashlight and Laser Sight Mount with Barrel Adapter. This mount is for mounting flashlights and laser sights with a one inch diameter directly on to the barrel of a rifle or shotgun. Barrel Clamp Clamps onto barrel with four hex screws that hold firmly in place Installs easily and wrench is included Weaver rail is 1inch in length with one crosscut Max. barrel OD: 21mm Mini. barrel OD: 13mm Made of solid aluminum alloy and steel of black matte finish Ring Mount 1inch scope rings for 7/8" Weaver rails and bases Made of solid aluminum alloy to withstand shock and recoil Fits 7/8" Weaver mounts, rails and bases as commonly found on rifles, pistols, and some crossbows. Works with scopes, red dot sights and flashlights with 1" main tube Low to Medium (19.50mm) center height. Good for mounting scopes with objective OD up to 32mm. Clamps onto Weaver base/rail and tightens using a thumb screw Anodized matte black finish 21mm width front to back. Makes it great for mounting tactial flashlights of 1inch tube Allen wrench included Shipping & Handling Item ships with in 1-2 business days. U.S Postal Sevice Orders paid after 4pm Pacific Time and on US Holidays are processed and shipped the fallowing business day. Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.