CMMG Endeavor MK4 5.56x45mm 18″, Armor Black

When it comes to AR-15s, the options are virtually limitless, but for those looking to reach further targets or hunt with 5.56, the 18 inches ENDEAVOR MK4 chambered in 5.56x45mm stands out as an exceptional choice. Despite the variety of calibers available for AR-15 pattern rifles, the 5.56x45mm remains one of the most popular options among enthusiasts. Built on the robust MK4 AR-15 platform, this ENDEAVOR is compatible with nearly any AR-15 component and features a nitride-finished 18 inches 416 stainless steel barrel, designed to enhance ballistic performance and accuracy. Each CMMG ENDEAVOR rifle is meticulously crafted for long-range effectiveness, integrating high-quality components like the Magpul MOE rifle stock and the ZEROED muzzle brake, which are selected for their utility to the avid marksman. The EML 15 handguard maximizes customization potential, equipped with M-LOK attachment slots at the 12, 3, 6 and 9 o’clock positions, providing ample space for mounting accessories. Additionally, the integrated Picatinny rail sections offer solid and secure mounting points for optics and other gear, making this rifle a versatile and powerful option for any shooting scenario. Whether you’re at the range or in the field, the ENDEAVOR MK4 delivers performance and adaptability to meet your shooting needs.