G-S173 G17 G3 BINARY SLIDE FDE COMPLETE BINARY SLIDE Manufacturer Model Number: 17-50000-FDE Manufacturer: Franklin Armory Model: G-S173 Binary Firing System Caliber: Multi Type: Accessory-Slide Assemblies Item Type: Accessory Finish: FDE Shipping Weight: 1.4 Feature: 2-Position Operation Feature: Fits Glock 17 Gen 3 Optic Adjustable Objective: false Optic Reticle Illuminated: false