{"product_id":"springfield-kuna-extended-handguard","title":"Springfield KUNA Extended Handguard","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTake your \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSpringfield KUNA\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the next level with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSpectre3D Extended Handguard\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Designed and manufactured in the USA, this lightweight, high-strength handguard improves ergonomics, increases accessory mounting space, and provides enhanced control without requiring permanent modifications to your firearm.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eEngineered from premium carbon fiber reinforced polymer, the handguard installs using the supplied hardware and attaches directly to the KUNA receiver. No cutting, drilling, or permanent alterations are required, and the factory barrel remains completely untouched.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eExtending approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.75 inches beyond the factory receiver\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it provides a longer support-hand position while maintaining a lightweight, well-balanced platform.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eExtended Control\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe additional forward length allows for a more natural support-hand position, improving stability, recoil control, and overall weapon handling.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFull-Length 1913 Picatinny Rail\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA continuous MIL-STD-1913 top rail aligns seamlessly with the factory rail, providing uninterrupted space for optics, backup sights, lasers, or other accessories while retaining compatibility with the factory front sight.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eM-LOK Compatible\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIntegrated M-LOK slots on both sides and the bottom provide flexible mounting options for lights, grips, lasers, sling mounts, and other accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003e\u003cspan\u003eDepending on suppressor diameter, shorter M-LOK screws may be required.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eLightweight Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConstructed from premium carbon fiber reinforced polymer, the handguard adds minimal weight while maintaining excellent rigidity. Unlike aluminum handguards, the polymer construction significantly reduces heat transfer to the shooter's support hand, improving comfort during extended shooting sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSuppressor Compatible\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDesigned to accommodate suppressors up to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1.65 inches in diameter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing for a clean, compact suppressed configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eModern Appearance\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eClean lines and an aggressive profile complement the Springfield KUNA while maintaining full functionality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOverall Length: 6.5 in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExtension Beyond Receiver: 2.75 in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeight: 3.1 in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth: 2.2 in.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight: Approximately 3.6 oz.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaterial: Premium Carbon Fiber Reinforced Polymer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eManufactured in the USA by spectre3D\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe spectre3D Extended Handguard installs directly onto the Springfield KUNA using the included mounting hardware.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNo permanent firearm modifications required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo barrel modifications required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstalls with common hand tools.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Safety Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThis handguard is intended for use only with a compatible suppressor or approved muzzle extension that extends beyond the front of the handguard.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDo NOT fire the firearm with the handguard installed unless an appropriate suppressor or muzzle device is installed.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFailure to follow these instructions may result in damage to the handguard, attached accessories, or personal injury.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways verify adequate clearance between the suppressor and the inside of the handguard before firing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eHeat Resistance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe spectre3D Extended Handguard is manufactured from an advanced carbon fiber reinforced polymer selected for its excellent strength-to-weight ratio and thermal performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnder normal recreational and defensive firing schedules, the material is designed to withstand the temperatures typically encountered when used with pistol-caliber suppressors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs with any polymer component, extremely aggressive firing schedules—including repeated magazine dumps, prolonged rapid fire, or fully automatic fire with little cooling time—may generate temperatures beyond the intended operating range of the material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAllow the suppressor and handguard to cool periodically during extended shooting sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eM-LOK Torque Specification\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Recommended Torque: 11-13 in-lbs\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eExceeding the recommended torque can permanently damage polymer M-LOK slots.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen installing accessories:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eDo not exceed \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e11-13 inch-pounds\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of torque.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUse a torque wrench whenever possible.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify that all M-LOK T-nuts rotate fully into the locked position before tightening.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInspect all hardware after installation.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDamage caused by improper installation or overtightening is not covered under warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eDisclaimer\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Spectre3D Extended Handguard is an aftermarket accessory intended for lawful use by responsible firearm owners. Installation should only be performed by individuals familiar with safe firearm handling procedures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlways verify proper installation and function before use. The user assumes all responsibility for safe operation and use of this product.\u003c\/span\u003e\u003c\/p\u003e","brand":"Spectre3D","offers":[{"title":"Default Title","offer_id":47817481158833,"sku":null,"price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/8921\/5921\/files\/Kuna1.jpg?v=1785897289","url":"https:\/\/spectre3d.org\/products\/springfield-kuna-extended-handguard","provider":"Spectre3D","version":"1.0","type":"link"}