{"product_id":"eratac-adapter-f-harris-zweibein","title":"ERATAC Adapter for Harris bipod","description":"\u003cstyle\u003e\n.br-product{font-family:Arial,Helvetica,sans-serif;line-height:1.6;color:#222;}\n.br-product h2{font-size:1.2rem;margin-top:28px;}\n.br-product ul{padding-left:18px;}\n.br-product .info-box{background:#ffdddd;border-left:6px solid #c40000;padding:12px;margin:20px 0;}\n.br-product .tip-box{background:#eef6ff;border-left:6px solid #2a6fdb;padding:12px;margin:20px 0;}\n.br-product .trust-box{background:#eaf7ea;border-left:6px solid #2f8f2f;padding:12px;margin:20px 0;}\n.br-product .compare-box{background:#f5f5f5;border-left:6px solid #444;padding:12px;margin:20px 0;}\n.br-product details{background:#f2f2f2;padding:10px;margin-bottom:8px;border-radius:4px;}\n.br-product summary{font-weight:600;cursor:pointer;}\n\u003c\/style\u003e\n\n\u003cdiv class=\"br-product\"\u003e\n\n\u003ch2\u003eERATAC Adapter for Harris Bipods – Adapter for Harris Bipods on ERATAC\/Picatinny\/KeyMod\/M-LOK Setups\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eA Harris bipod needs the right interface – otherwise it might fit somehow, but it won't work properly.\u003c\/strong\u003e\u003cbr\u003e\nThe ERATAC Adapter for Harris Bipods is an ERATAC adapter for Harris bipods. Depending on the variant, it connects Harris bipods to Picatinny, KeyMod, M-LOK, or ERATAC-compatible mounting systems.\u003c\/p\u003e\n\n\u003cp\u003eImportant: This is not a universal bipod adapter for every bipod. The Harris logic, mounting type, T-nut, lever\/nut, and handguard interface must match the specific variant.\u003c\/p\u003e\n\n\u003cdiv class=\"info-box\"\u003e\n\u003cstrong\u003eImportant note for classification:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\nBefore purchasing, check: Harris bipod model, existing attachment, Picatinny\/KeyMod\/M-LOK, lever or nut, mounting position on the handguard, barrel\/gas block clearance, and whether the rifle is stable when shooting from a bipod.\u003cbr\u003e\u003cbr\u003eVariants: Model: ERATAC Adapter with T-nut for Harris Bipod, EARTAC Adapter with nut for Harris Bipod, ERATAC Adapter with T-nut for Harris Bipod.\n\u003c\/div\u003e\n\n\u003cdiv class=\"trust-box\"\u003e\n\u003cstrong\u003eWhat makes this product technically special:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\n✔ \u003cstrong\u003eHarris interface logic:\u003c\/strong\u003e connects classic Harris bipods with modern rail or handguard systems.\u003cbr\u003e\n✔ \u003cstrong\u003eNut\/T-nut variant depending on selection:\u003c\/strong\u003e selection determines whether quick change or permanent mounting is prioritized.\u003cbr\u003e\n✔ \u003cstrong\u003eLarge contact surface:\u003c\/strong\u003e important because bipods introduce high leverage forces into the handguard.\u003cbr\u003e\n✔ \u003cstrong\u003eVariants for KeyMod\/M-LOK\/Picatinny:\u003c\/strong\u003e prevents incorrect adapter chains.\u003cbr\u003e\n✔ \u003cstrong\u003eMounting position on the forend:\u003c\/strong\u003e influences stability, vibration behavior, and balance.\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy this product?\u003c\/h2\u003e\n\n\u003cp\u003eThe adapter solves a real problem: many Harris bipods are proven, but modern firearms use different interfaces on the handguard. Instead of replacing a good bipod, a clean adapter can create the right connection – provided the variant matches.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinue using Harris:\u003c\/strong\u003e existing bipod can be used on more modern platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable forend mounting:\u003c\/strong\u003e less play than improvised swivel stud solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants by interface:\u003c\/strong\u003e choose according to Picatinny, KeyMod, M-LOK, or T-nut logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision benefit:\u003c\/strong\u003e a stable bipod point facilitates reproducible shooting positions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"tip-box\"\u003e\n\u003cstrong\u003eInstructor tip: Test bipod position before tightening\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\nToo far forward often provides more stability but can worsen balance and transport. Too far back feels more compact but can become less stable. Test the position in the prone shooting stance, not just on the workbench.\u003cbr\u003e\u003cbr\u003eFor heavy barrels and suppressors, also check if the forend comes into contact with the barrel or accessories under load. A bipod introduces forces into the system – that's more than just an accessory rail.\n\u003c\/div\u003e\n\n\u003ch2\u003eOur assessment\u003c\/h2\u003e\n\n\u003cp\u003eThe ERATAC Adapter for Harris Bipods is useful if you want to use a Harris bipod cleanly on a compatible platform. It is less useful if you are planning a different bipod system, an Arca solution, or a direct M-LOK\/Picatinny attachment without a Harris adapter.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUseful for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHarris bipods on modern handguards\u003c\/li\u003e\n\u003cli\u003eLong-range and precision platforms\u003c\/li\u003e\n\u003cli\u003eRange and prone shooting training\u003c\/li\u003e\n\u003cli\u003eHunting field\/stand weapons requiring a bipod\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eLess useful for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNon-Harris bipods with a different connection\u003c\/li\u003e\n\u003cli\u003eArca setups without a Harris interface\u003c\/li\u003e\n\u003cli\u003eWeapons without a suitable handguard\/rail interface\u003c\/li\u003e\n\u003cli\u003eUsers who do not check bipod position and load\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"compare-box\"\u003e\n\u003cstrong\u003eDirect classification:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\n✔ \u003cstrong\u003eERATAC Adapter for Harris Bipods:\u003c\/strong\u003e useful if a Harris bipod is to be attached to the chosen interface.\u003cbr\u003e\n✔ \u003cstrong\u003eDirect M-LOK\/Picatinny bipod:\u003c\/strong\u003e simpler if no Harris bipod is already available.\u003cbr\u003e\u003cbr\u003e\nThe adapter is worthwhile if you are consciously integrating a Harris system. If you are building from scratch, a directly compatible bipod can sometimes be cleaner.\n\u003c\/div\u003e\n\n\u003ch2\u003eApplication scenarios\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Range:\u003c\/strong\u003e stable bipod mount for reproducible prone shooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange:\u003c\/strong\u003e make a Harris bipod usable across multiple weapons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHunting:\u003c\/strong\u003e field hunting or stand hunting with a clean forend rest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkbench:\u003c\/strong\u003e interface conversion without improvised sling swivel adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"tip-box\"\u003e\n\u003cstrong\u003ePractical tip: Check seating after the first shots\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\nBipod adapters experience more stress than many other accessories. After mounting and the first shots, check that screws, levers, and T-nuts are still seated cleanly.\u003cbr\u003e\u003cbr\u003eIf the bipod has lateral play or the adapter creaks, do not continue training, but check the interface, screws, and contact surface.\n\u003c\/div\u003e\n\n\u003ch2\u003eFeatures \u0026amp; Construction\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Adapter for Harris bipods – no bipod and no universal base.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamping logic:\u003c\/strong\u003e Nut\/T-nut variant depending on selection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants:\u003c\/strong\u003e Model: ERATAC Adapter with T-nut for Harris Bipod, EARTAC Adapter with nut for Harris Bipod, ERATAC Adapter with T-nut for Harris Bipod.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoad:\u003c\/strong\u003e Bipods generate leverage; a secure fit is more important than with many light accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimit:\u003c\/strong\u003e not suitable for bipods with a different interface without appropriate adapter logic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Data\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ERATAC \/ Recknagel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Harris bipod adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants:\u003c\/strong\u003e Model: ERATAC Adapter with T-nut for Harris Bipod, EARTAC Adapter with nut for Harris Bipod, ERATAC Adapter with T-nut for Harris Bipod.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e ERATAC Adapter with T-nut for Harris Bipod, EARTAC Adapter with nut for Harris Bipod, ERATAC Adapter with T-nut for Harris Bipod – determines the suitable version, not just the appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\/Article Numbers:\u003c\/strong\u003e ERATAC Adapter with T-nut for Harris Bipod: T5391-0013; EARTAC Adapter with nut for Harris Bipod: T5390-0013; ERATAC Adapter with T-nut for Harris Bipod: T5390-0005.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eScope of delivery\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e1x ERATAC Adapter for Harris Bipod in the selected variant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"info-box\"\u003e\n\u003cstrong\u003eNot included:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\nNo Harris bipod, no weapon, no handguard, no Picatinny\/KeyMod\/M-LOK rail, and no other accessories. Mounting screws are only included to the extent that they belong to the variant.\n\u003c\/div\u003e\n\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDoes the adapter fit every Harris bipod?\u003c\/summary\u003e\n\u003cp\u003eOnly if the Harris bipod has the appropriate mounting logic. Check the model and connection before purchasing.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is better: lever or nut?\u003c\/summary\u003e\n\u003cp\u003eA lever is more practical for frequent changes. A nut is often more sensible if the bipod remains permanently mounted.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use the adapter with M-LOK or KeyMod?\u003c\/summary\u003e\n\u003cp\u003eOnly in the corresponding variant. M-LOK, KeyMod, and Picatinny are different interfaces.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDo I need to test the bipod position?\u003c\/summary\u003e\n\u003cp\u003eYes. Position affects stability, balance, transport, and the vibration behavior of the weapon.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhen is this adapter not useful?\u003c\/summary\u003e\n\u003cp\u003eIf you are not using a Harris bipod, planning an Arca system, or if your platform does not have a suitable interface.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cp\u003e\u003cstrong\u003eConclusion:\u003c\/strong\u003e The ERATAC Adapter for Harris Bipods is a clean solution when a Harris bipod needs to be attached to a compatible modern interface. The variant, position, and secure fit under load are crucial.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"ERATAC","offers":[{"title":"ERATAC Adapter with T-Nut for Harris Bipod","offer_id":56837731418460,"sku":"T5391-0013","price":181.0,"currency_code":"EUR","in_stock":true},{"title":"EARTAC Adapter with nut for Harris bipod","offer_id":56837731451228,"sku":"T5390-0013","price":160.2,"currency_code":"EUR","in_stock":true},{"title":"ERATAC Adapter with T-Nut for Harris Bipod","offer_id":56837731483996,"sku":"T5390-0005","price":80.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/6089\/6860\/files\/adapter_mit_riemenbuegelkopf_mit_mutter-300x200.jpg?v=1777376338","url":"https:\/\/black-raptor.de\/en\/products\/eratac-adapter-f-harris-zweibein","provider":"Black Raptor","version":"1.0","type":"link"}