IC-SPRIndividual Carbine The IC SPR variant utilizes the same Cold Hammer Forged, spiral fluted barrel as the IC Enhanced. The SPR employs a low profile fixed gas block for the piston system and a longer 12 inch user-configurable, modular rail system. Topped with our low profile Skirmish Sights, the IC line of rifles is the latest evolution in the LWRCI 5.56 rifle.The IC-SPR is our flagship and most popular model. This is a great all-around 5.56 rifle that utilizes LWRC’s most popular features fluted barrel, ambi controls, and SPR modular rail system.The IC-SPR can be fired suppressed. If you plan to shoot suppressed often, the IC-E may be a better option as it has an adjustable gas block.   SPECIFICATIONS:   CALIBER: 5.56 NATO BARREL: 16.1"" (40.9cm) WEIGHT:  7.3 lbs (3.22kg) (3.31kg) LENGTH:  32-35.25” (81.3-89.5cm)  MUZZLE THREADS: 1/2x28 TPI RIFLING: 1:7” RH   FEATURES:   LWRC ADJUSTABLE COMPACT STOCK LWRC HIGH EFFICIENCY FH LWRC FLIP UP SKIRMISH SIGHTS LWRC ENHANCED FIRE CONTROL GROUP LWRC AMBIDEXTROUS SLING MOUNT LWRC MODULAR 12” RAIL SYSTEM LWRC AMBIDEXTROUS CHARGING HANDLE FULLY AMBIDEXTROUS LOWER RECEIVER FLUTED NICORR TREATED BARREL MOE+ GRIP COMES WITH PICITANY RAIL SECTIONS FOR ATTACHMENTS