Springfield Echelon, Semi-automatic, Striker Fired, Polymer Framed Pistol, Full Size, 9MM, 4.5" Barrel, Melonite Finish, Black, Optics Ready Slide, Front Tritium Night Sight, Tactical Rack U-Dot Rear, 5 Magazines, (4)-17 Round and (1)-20 Round, Includes Range Bag EC9459B-U-GU24 • Double Action USA Action Trigger System) • Capacity: 17+1 & 20+1 • Finish: Black • Sights: FT: Tritium Night RR: U-Notch • Barrel length: 4.5 • Overall length: 8 • Variable Interface Systems/Striker Status IndicatorCentral Operating Group VIS Optic Mounting System • Action: Striker Fired • Capacity: 20 + 1 • Finish: Black Melonite • Sights: FS: Lum RS: Tact. Rack U-Dot • Barrel length: 4.5" • Overall length: 8" • 15in Free-Float MLOK Rail/ Ambi Bolt Release