This listing is for ONE magazine with ONE extra Finger Rest to fit both 5900 AND 6900 series Smith & Wesson Pistols. Here is a Mec-Gar Compliant magazine, originally for service sized Smith & Wesson 59 and 5900 series pistols, with our own added finger rest tail piece or floor plate so that it fitsnot only the original first, second, and third generation service sized pistols, but also their compact second and third generation 469, 669, and 6906 or 6900 type Smith & Wesson Metal Frame 9mms. Magazine manufacturer is Mec-Gar s.r.l. of Gussago, Italy. Importer and warrantor is Mec-Gar USA of Meriden, CT. Magazine construction is one piece folded steel body, with music wire steel spring, and with polymer inner plate, cartridge follower, and compliant tail piece. Short finger rest floor plate is one piece black polymer that matches the grip frames and magazine wells of second and third generation 6900 pistols, including models 469, 669, 6904, 6906, 6924, 6926, and 6976. Each magazine holds 10 rounds of 9mm ammunition. These magazines with the short piece installedalso fit Smith & Wesson alloy frame compact double stacked pistols, including models 469, 669, 6904, 6906, 6924, 6926, and 6976. Finish is polished surface blued body, smooth milled full length welded back, and black polymer adapter, floor plate, and cartridge follower. Adapter finish is matching black polymer. Each assembly comes with a Mec-Gar disassembly tee, that depresses the inner plate and spring for fairly easy changing of the tail pieces.