Description The CMMG Endeavor MK4 22 Arcane 20 Inch Rifle represents the pinnacle of modern AR-platform design married to the exceptional ballistics of the 22 Arcane cartridge. This precision rifle delivers consistent accuracy and dependable performance for discerning shooters who demand reliability in every shot. Built on a proven AR-pattern platform, the CMMG Endeavor MK4 22 Arcane offers familiar controls and extensive customization options. The Middlebrook finish provides superior corrosion resistance, ensuring your investment maintains its integrity through years of dedicated use. Table of Contents Toggle CMMG Endeavor MK4 22 Arcane 20 Inch Rifle — Key SpecificationsPerformance & ReliabilityIntended Use & ApplicationsWhy Buy From CaliperDepot? CMMG Endeavor MK4 22 Arcane 20 Inch Rifle — Key Specifications Caliber: 22 Arcane Barrel Length: 20 inches Action: Semi-automatic AR-pattern Finish: Middlebrook Barrel Type: Precision-rifled for optimal velocity and accuracy Safety: Ambidextrous controls Platform: Modern AR-platform with standard Picatinny rails Stock: Adjustable for length of pull customization Handguard: Free-floating design for improved accuracy Sight System: Flat-top receiver for optics mounting compatibility Trigger: Crisp, reliable semi-auto trigger for consistent performance Magazine: Standard AR-pattern magazine compatibility Performance & Reliability The CMMG Endeavor MK4 22 Arcane 20 Inch Rifle delivers outstanding ballistic performance across a wide range of shooting distances and conditions. The 20-inch barrel has been meticulously engineered to optimize velocity while maintaining the inherent accuracy advantages of the 22 Arcane cartridge. This rifle consistently achieves sub-MOA groupings at 100 yards when paired with quality ammunition and proper shooting technique, making it an exceptional choice for competitive shooters and precision enthusiasts. Reliability is the hallmark of the CMMG Endeavor MK4 platform, with proven semi-automatic action that cycles smoothly across a wide spectrum of ammunition types and environmental conditions. The AR-pattern design has been refined through decades of real-world testing, and CMMG’s manufacturing standards ensure every rifle meets strict quality control specifications. Users report flawless performance with minimal maintenance requirements, even under demanding training scenarios and extended shooting sessions. The Middlebrook finish on this CMMG Endeavor MK4 22 Arcane rifle provides exceptional corrosion resistance that protects against rust, oxidation, and environmental degradation. This durable coating maintains its appearance and protective properties even when exposed to moisture, humidity, and harsh weather conditions. The finish also reduces glare and provides a professional, tactical aesthetic that appeals to serious rifle enthusiasts. Intended Use & Applications The CMMG Endeavor MK4 22 Arcane 20 Inch Rifle is purpose-built for target shooters who prioritize precision and consistency above all else. Competitive shooters in long-range rifle competitions gravitate toward this platform for its accuracy potential and reliability in match conditions. The familiar AR-pattern controls mean shooters transitioning from centerfire AR platforms can immediately feel comfortable with the CMMG Endeavor MK4 22 Arcane, reducing the learning curve and allowing focus on marksmanship fundamentals. Varmint hunters and predator control specialists find tremendous value in the CMMG Endeavor MK4 22 Arcane 20 Inch Rifle’s combination of flat trajectory, minimal recoil, and exceptional accuracy. The 22 Arcane cartridge delivers sufficient energy for ethical harvesting of coyotes, prairie dogs, and similar game at extended ranges. The rifle’s lightweight handling and intuitive controls make it ideal for hunters who spend long days in the field pursuing multiple targets across varied terrain. Training facilities and shooting schools frequently select the CMMG Endeavor MK4 22 Arcane platform for introductory and advanced rifle courses due to its low recoil, precise handling, and cost-effective ammunition. Law enforcement agencies and military training programs value this rifle for marksmanship instruction and precision shooting development. The modular AR-platform design allows instructors to customize configurations for specific training objectives, making it an incredibly versatile educational tool. Why Buy From CaliperDepot? CaliperDepot maintains an extensive inventory of premium firearms like the CMMG Endeavor MK4 22 Arcane 20 Inch Rifle, ensuring rapid fulfillment and competitive pricing. Our dedicated team processes FFL transfers with meticulous attention to compliance and customer satisfaction, guaranteeing a seamless buying experience. We pride ourselves on maintaining competitive pricing while never compromising on service quality or product selection. Fast shipping to your local FFL dealer means you can begin enjoying your new rifle in the shortest timeframe possible. Our commitment to customer service extends beyond the initial purchase, with knowledgeable staff available to answer technical questions and provide shooting recommendations. We stock complementary accessories and ammunition in popular calibers to support your shooting needs. Whether you’re a seasoned competitor or discovering precision rifles for the first time, CaliperDepot provides the expertise and inventory to make your purchase decision confident and straightforward. The CMMG Endeavor MK4 22 Arcane 20 Inch Rifle awaits your discovery at CaliperDepot, where quality firearms meet exceptional customer service. We are committed to providing not just products but complete solutions for your shooting requirements. Our knowledgeable team understands the unique demands of precision rifle enthusiasts and competitors who demand nothing but the best. Browse our complete firearms selection today and experience the CaliperDepot difference. Take the next step in your precision shooting journey with the CMMG Endeavor MK4 22 Arcane 20 Inch Rifle from CaliperDepot. This exceptional rifle combines proven AR-platform reliability with the superior ballistics of the 22 Arcane cartridge to deliver consistent, accurate performance in every scenario. Visit CaliperDepot.com to place your order and learn why shooters across the country trust us for their firearm needs. Contact our team today to discuss specifications, pricing, or to arrange an FFL transfer that works perfectly for you, and discover why the CMMG Endeavor MK4 22 Arcane 20 Inch Rifle is the choice of discerning shooters everywhere. For additional information about the CMMG Endeavor platform, visit CMMG’s official website.