Check the listing for details. Weaver, #418M Detachable Top Mount 2 Piece Base, Fits Winchester X-150, others. Condition: New. Listed at 14.95 USD. USA Seller You are buying a brand new Weaver, Model #418M Detachable Top Mount 2 Piece Base, Fits Winchester X-150, CVA Optima Round, Traditions Timber Ridge, Matte Finish Aluminum construction Tight tolerances Maximum strength Product Description Each Weaver base is machined to tight tolerances for a custom fit. These Aluminum bases offer maximum strength for rings to hold tight. Specifications UPC 076683484352 Manufacturer Weaver Manufacturer Part # 48435 Model Detach Top Mount Model 418M Type 2 Piece Base Color Black Fit Winchester X-150, CVA Optima Round, Traditions Timber Ridge Subcategory Bases Finish Matte We are a Veteran-Owned and Operated Small Business and we appreciate your support! We are members in good standing of NRA, GFFS, USCCA (associate Instructor), NSSF, and the American Legion. We are also a operating FFL in SW Florida! Shipment to USA only via USPS First Class mail service. We use new and recycled materials to protect your purchase and the environment. We collect taxes in the State of Florida because we do not have a state Income Tax! Apple, iPhone, iPod, iPad and iTouch are registered trademarks of Apple, Inc., registered in the U.S. and other countries. P2 is a mark used by P-Squared Services, LLC. We inspect all products upon our receipt and prior to shipment to you. Please contact the manufacturer direct for parts or warranty service. Thank you for visiting our new eBay store! Our mission is to enhance our online customers shopping experience. We try to accurately describe every piece to the best of our knowledge, if there is something incorrect, please feel free to let us Pictures and descriptions are for illustrative purposes only and are subject to change without notice.