Franklin Armory G-S173 17-50000-BLK-KCI-MZ027

G-S173 features include: Binary®/Semiautomatic selector paddle Front and rear tritium night sights Optics ready to accommodate multiple adapter plates (sold separately) Semi/Binary® mode indicator on back plate High-tactile front and rear slide serrations Anti-glare slide top stripe serrations More information about G-S173 can be found in the video: “Franklin Armory® Introduces The New G-S173 Binary® Trigger for Glock® 17 Gen 3.”   In Binary® mode, a single round is fired when the trigger is pulled and a single round is fired when the trigger is released. One of the revered safety features incorporated into all Franklin Armory BFS™ triggers is the ability to cancel the release round. To cancel the release round on G-S173, simply move the selector lever located on the slide from Binary® to the “semi” position before releasing the trigger. Not for civilian sales in CA, DC, IA, NJ, NY, HI, WA, MA, RI, FL, MD or CT.     Featuring all-black, glass-filled polymer construction with hardened steel inserts, these 50-round drum magazines use heat-treated chrome silicon wire springs for maximum reliability and smooth feeding. Finger taps provide quick and easy reloading. Technical Specifications Weight 1.5lbs Color Black Compatible with Glock 17 / 19 / 26 / 34 Caliber 9x19mm Capacity 50 rounds Body Material Polycarbonate Spring Material Leaf spring Manufacturer Part Number: 17-50000-BLK-KCI-MZ027 Manufacturer Part Number: 17-50000-BLK-KCI-MZ027