Brand: LWRC International Model: IC-SPR Special Purpose Rifle Type: Rifle Caliber: 5.56 NATO Finish: Action: Semi Auto Stock: Compact Grips: Magpul MOE+ Grip Sight: Skirmish Barrel Length: 16.1″ Black Nitride treated LWRCI heavy-profile barrel Threaded Barrel: 1/2×28 TPI Overall Length: 32″-35.25″ Weight: 7.3 lbs Capacity: 30 Receiver: Fully-ambidextrous lower receiver controls include the bolt catch and release, the magazine release, and the safety selector Rifling: 1:7 RH * Ambidextrous Charging Handle * Monoforge upper receiver with integrated rail-base is stronger than the standard-pattern upper * Patented LWRCI short-stroke gas piston system offers unparalleled reliability and easy maintenance * Enhanced Fire Control Group Nickel-Teflon coated for a smooth, crisp trigger pull with positive reset * Advanced Trigger Guard is oversized to allow for easy operation with gloves * Nickel-Boron coated bolt carrier for unparalleled wear resistance, corrosion resistance, and permanent lubricity