{"product_id":"gen-4-micro-bastard-self-timing-muzzle-brake","title":"Gen 4 Micro Bastard Self Timing Muzzle Brake","description":"\u003ch1\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cmeta charset=\"utf-8\"\u003eNEW DIAMETER \u0026amp; 5\/8X24 THREAD!\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAPA is proud to introduce the Gen 4 Micro Bastard. The pound for pound king for ultra light weight and recoil reduction! The Gen 4 is a culmination of engineering improvements as well as a little bit of what you asked, we listened. As the long-range precision rifle community grows, the shooter has gotten more refined and discriminating. This has presented us here at APA with new challenges to improve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOur goal for the last year in developing the 4th generation was two-fold; one to make the flattest shooting brake on the market and two, to create a lower concussion maximum recoil reduction product. We are happy to announce that we did it!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe new calibrated U.R.P tunable top ports have been designed for maximum adjustment making the Gen 4 line of brakes the flattest shooting brakes available hands down. By testing port size, location, and how the gas feeds into them, we have been able to make these tunable top ports capable of generating zero vertical movement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe new fine-tuned Bastard port has been engineered to decrease concussion while retaining maximum recoil reduction. In the muzzle brake community, there is an unwritten law that says “more concussion, more recoil reduction” and vice versa. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThis is something we really dug into, and we have found this to \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esimply\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e be not true.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Borrowing from decades of research in the golf industry with their “sound is feel” philosophy, we wanted to figure out why a technically more effective and superior muzzle brakes would often anecdotally “feel” harsher even though the gun moved less and moved slower. Well, we had a eureka moment with how the sound or tone works in conjunction with the physical recoil. The new fine-tuned Bastard port and internal manifold produce a softer and sonically smoother recoil impulse by shaping the sound, into a lower frequency. The perception to the shooter is a much softer shooting rifle. This brake is easier on the ears and easier to stay in target, period.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAlthough the DNA remains the same, the new Generation 4 Micro Bastard Self-Timing Muzzle Brake is a completely new beast. It is flatter shooting, softer recoiling, more tunable, and easier to use than ever.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e.850\" in Diameter, 2.4\" In Length, and Weighs 2.3 oz\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eMade for barrel diameters of .600 to .850\" inch.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eThe Gen 4 Micro Bastard can handle magnum cartridges.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eAvailable in 308 (7mm) with more calibers to come.\u003c\/span\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eNEW DIAMETER \u0026amp; NEW 5\/8X24 THREAD.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eNew optimally tuned top ports for maximum efficacy and tunability.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eNew port design and internal manifold that is more efficient, and\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003esofter sounding.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCaliber and level line machined on brake face.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eNo Thread-tite necessary in top ports.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCompletely machined in our facility in Jefferson GA\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003ca rel=\"noopener noreferrer\" title=\"Gen 4 Muzzle Brake Installation and Tuning Instructions\" href=\"https:\/\/www.americanprecisionarms.com\/pages\/gen-4-muzzle-brake-installation-and-tuning\" target=\"_blank\"\u003e\u003cstrong\u003eClick Here for Gen 4 Muzzle Brake Installation and Tuning Instructions\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"Gen 4 Screw Kit\" href=\"https:\/\/www.americanprecisionarms.com\/collections\/muzzle-brake-accessories\/products\/apa-gen-4-muzzle-brake-screw-kit\"\u003e\u003cspan data-preserver-spaces=\"true\"\u003e\u003cstrong\u003eClick Here for Extra Gen 4 Screws\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.americanprecisionarms.com\/collections\/muzzle-brake-accessories\/products\/apa-thread-protector?variant=42547205800033\" title=\"APA Thread Protectors\"\u003e\u003cstrong\u003eClick Here to Add a Thread Protector to Your Order\u003c\/strong\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Thread_Protectors_SS_group_1.png?v=1761762326\" alt=\"\" width=\"224\" height=\"197\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChoose the 6.5mm variant for any cartridge with a .264\" diameter bullet or smaller such as 6.5mm PRC, 6.5mm Creedmoor, 260 Remington, \u003cmeta charset=\"utf-8\"\u003e6mm Creedmoor or 243 Winchester.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e \u003cstrong\u003eChoose the 30 or 308 variant for any cartridge with a .308\" diameter bullet or smaller such as 270 Winchester,\u003cspan\u003e \u003c\/span\u003e7mm Remington Mag, 28 Nosler, 7.62x51mm,\u003cspan\u003e \u003c\/span\u003eas well as the 300PRC, 300 Winchester Magnum, 30-06 Springfield, and 308 Winchester\u003cmeta charset=\"UTF-8\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"136\" data-end=\"153\"\u003eMaintenance\u003c\/h3\u003e\n\u003cp data-start=\"155\" data-end=\"877\"\u003eRoutine maintenance of a muzzle brake is essential to ensure proper function and accuracy. Similar to a rifle barrel, a muzzle brake accumulates carbon deposits during use. Over time, these deposits build up in the ports—most significantly in the final port, as the first two are partially self-cleaning due to muzzle blast. Excessive carbon buildup can eventually obstruct the projectile path, resulting in bullet strikes. While this may appear as occasional flyers during general use, it can be detrimental in competitive applications where consistent point of impact is critical. In addition to bullet strikes, carbon accumulation may alter airflow through the ports, leading to shifts in accuracy or point of impact.\u003c\/p\u003e\n\u003cp data-start=\"879\" data-end=\"1065\"\u003e\u003cstrong data-start=\"879\" data-end=\"891\"\u003eCaution:\u003c\/strong\u003e Do not use Lemishine, CLR, or any citric-acid-based cleaner on muzzle brakes. These agents will discolor the black nitride finish and void the product’s lifetime warranty.\u003c\/p\u003e\n\u003ch4 data-start=\"1067\" data-end=\"1098\"\u003ePreventative Maintenance\u003c\/h4\u003e\n\u003cp data-start=\"1099\" data-end=\"1371\"\u003eThe most effective method is preventative cleaning performed at the same interval as barrel maintenance (approximately every 200–400 rounds, with shorter intervals recommended for 6mm cartridges). Regular cleaning prevents significant fouling and reduces removal effort.\u003c\/p\u003e\n\u003col data-start=\"1373\" data-end=\"1848\"\u003e\n\u003cli data-start=\"1373\" data-end=\"1520\"\u003e\n\u003cp data-start=\"1376\" data-end=\"1520\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1388\"\u003eSoaking:\u003c\/strong\u003e Place the brake in a carbon cleaner such as BoreTech C4. On black nitride brakes, deposits typically release with minimal effort.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1521\" data-end=\"1848\"\u003e\n\u003cp data-start=\"1524\" data-end=\"1848\"\u003e\u003cstrong data-start=\"1524\" data-end=\"1537\"\u003eBrushing:\u003c\/strong\u003e If necessary, use a non-abrasive cleaning brush to assist with carbon removal. The black nitride finish is harder than common brush materials and will not scratch; however, raw stainless finishes are more susceptible to scratching and should not be cleaned with stainless steel or other hard-bristle brushes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch4 data-start=\"1850\" data-end=\"1877\"\u003eHeavy Carbon Removal\u003c\/h4\u003e\n\u003cp data-start=\"1878\" data-end=\"2022\"\u003eIf cleaning is delayed beyond ~1,000 rounds, substantial carbon accumulation should be expected in the second and third ports. In these cases:\u003c\/p\u003e\n\u003col data-start=\"2024\" data-end=\"2292\"\u003e\n\u003cli data-start=\"2024\" data-end=\"2098\"\u003e\n\u003cp data-start=\"2027\" data-end=\"2098\"\u003e\u003cstrong data-start=\"2027\" data-end=\"2045\"\u003eExtended Soak:\u003c\/strong\u003e Submerge the brake in BoreTech C4 for 24–48 hours.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2099\" data-end=\"2187\"\u003e\n\u003cp data-start=\"2102\" data-end=\"2187\"\u003e\u003cstrong data-start=\"2102\" data-end=\"2128\"\u003eMechanical Assistance:\u003c\/strong\u003e Use a non-damaging pick to remove large carbon deposits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2188\" data-end=\"2292\"\u003e\n\u003cp data-start=\"2191\" data-end=\"2292\"\u003e\u003cstrong data-start=\"2191\" data-end=\"2210\"\u003eFinal Cleaning:\u003c\/strong\u003e Repeat the standard soaking and brushing procedure to remove remaining fouling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Gen_4_Micro_S_screws.png?v=1747852754\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Gen_4_Micro_face_NS.png?v=1747852755\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Gen_4_Micro_screws_N.png?v=1747852754\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Gen_4_Micro_side_N.png?v=1747852754\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2253\/6681\/files\/Gen_4_Micro_side_S.png?v=1747852755\" alt=\"\"\u003e\u003c\/p\u003e","brand":"American Precision 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