LMT MARS-H 13.5" .308 Review: Compact Battle Rifle Performance
LMT MARS-H 13.5" .308 Review: Compact Battle Rifle Performance. GoldenWebb tests the LMT MARS-H 13.5" .308 — a suppressed, short-barrel battle rifle built for CQB and long-range versatility. See accuracy, sound signature { "@context": "https://schema.org", "@graph": [ { "@type": "Organization", "@id": "https://greyhive.com#organization", "name": "Greyhive", "url": "https://greyhive.com", "description": "Greyhive is a censorship-resistant video platform for the firearms, 2A, hunting, and outdoor industries — where creators build, review, and monetize unfiltered content.", "logo": { "@type": "ImageObject", "url": "https://greyhive.com/static/uploads/images/ae198483-01c9-44b4-a16a-03f516ceaf66.svg", "width": 512, "height": 512 }, "sameAs": [ "https://x.com/greyhive", "https://www.instagram.com/greyhive/", "https://www.youtube.com/@Greyhive", "https://www.linkedin.com/company/greyhive/" ] }, { "@type": "WebSite", "@id": "https://greyhive.com#website", "url": "https://greyhive.com", "name": "Greyhive", "description": "Greyhive is a censorship-resistant video platform for the firearms, 2A, hunting, and outdoor industries — where creators build, review, and monetize unfiltered content.", "publisher": { "@id": "https://greyhive.com#organization" } }, { "@type": "Person", "@id": "https://greyhive.com/c/goldenwebb#person", "name": "GoldenWebb", "url": "https://greyhive.com/c/goldenwebb", "description": "GoldenWebb is a Greyhive creator producing original 2A, firearms, hunting, and outdoor content.", "image": "https://greyhive.com/lazy-static/avatars/ebac2648-9bc7-4881-a233-58446fddaf73.jpg" }, { "@type": "Article", "@id": "https://greyhive.com/blog/lmt-mars-h-13-5-308-review#article", "isPartOf": { "@id": "https://greyhive.com#website" }, "mainEntityOfPage": { "@id": "https://greyhive.com/blog/lmt-mars-h-13-5-308-review" }, "url": "https://greyhive.com/blog/lmt-mars-h-13-5-308-review", "headline": "LMT MARS-H 13.5\" .308 Review: Compact Battle Rifle Performance", "name": "LMT MARS-H 13.5\" .308 Review: Compact Battle Rifle Performance", "description": "GoldenWebb tests the LMT MARS-H 13.5\" .308 — a suppressed, short-barrel battle rifle built for CQB and long-range versatility. See accuracy, sound signature, and field performance.", "articleSection": "Gun Reviews", "articleBody": "The LMT MARS-H 13.5\" is a pinned-and-welded .308 battle rifle that compresses full-power 7.62 NATO performance into a 16.1-inch overall length package built for both CQB and 600-yard work. In his hands-on review on Greyhive, GoldenWebb runs the rifle through suppressed and unsuppressed live fire, clocks a 1.2 MOA group with M80 ball, and breaks down why this configuration sits above the SCAR, SR-25, M1A, and FAL in his personal arsenal. This isn't a stock MARS-H. GoldenWebb and his dad pinned and welded the muzzle device themselves to bring the 13.5\" barreled rifle to a legal 16.1\" overall length — keeping the short-barrel handling without stepping into NFA SBR territory. The result is a compact, hard-hitting .308 that he calls \"my favorite battle rifle ever made.\" Across roughly 13 minutes of range work, the review covers the build, the LMT LOH 30 LT suppressor performance, accuracy data, heat management on a lightweight chrome-lined barrel, and where a 13.5\" .308 actually fits in a real loadout. Here's the full breakdown. Key Takeaways Pinned and welded to 16.1\" overall length using a 13.5\" LMT lightweight chrome-lined barrel — legal without an NFA stamp. Shoots 1.2 MOA with Black Hills M80 ball ammunition through the chrome-lined barrel. Practical maximum effective range with the 13.5\" .308 barrel runs roughly 600-650 yards. The LMT LOH 30 LT suppressor noticeably tames muz…