{"product_id":"hfc-m11-hpa-m4-adapter","title":"HFC M11 HPA M4 Adapter","description":"\u003cp\u003eThe TAPP M4 Adapter lets your HFC M11 run standard AEG M4\/M16 magazines: cheap, light and everywhere.\u003c\/p\u003e\u003ch3\u003eSpec card\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eM4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFeeds from\u003c\/th\u003e\n\u003ctd\u003eStandard AEG M4\/M16 mags\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBB capacity\u003c\/th\u003e\n\u003ctd\u003e30-250+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall profile\u003c\/th\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended mags\u003c\/th\u003e\n\u003ctd\u003ePTS EPM1 or similar high-power mid-cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003ctd\u003eCompetitive play\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBrand \/ Platform\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCompatibility Verification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTuning \u0026amp; Adjustment Notes\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHFC M11 \/ T77 GBB Series\u003c\/td\u003e\n\u003ctd\u003eDirect Native Fit\u003c\/td\u003e\n\u003ctd\u003eDirect OEM factory standard. Fine-tune the gasket height to establish an airtight compression seal against the loading nozzle assembly, ensuring optimal gas transfer and reliable feeding during high-rate-of-fire operation without bolt drag.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKSC \/ KWA Legacy M11A1 (Pre-NS2 \/ Hard Kick I \u0026amp; II)\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Tuning Recommended)\u003c\/td\u003e\n\u003ctd\u003eHFC utilizes the older pre-NS2 KSC\/KWA internal gas system geometry. Fine-tune the gasket height to ensure the gas router seals flush against the older-style loading nozzle face without causing friction during rapid bolt cycling.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWELL G11 \/ M11A1 GBB Series\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Minor Adjustment)\u003c\/td\u003e\n\u003ctd\u003eShares the same legacy pre-NS2 platform architecture. Due to minor manufacturing variances in receiver magazine catch heights, fine-tune gasket elevation to eliminate seal air gaps and prevent gas leakage.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKWA M11A1 NS2 \/ KSC System 7 M11 Series\u003c\/td\u003e\n\u003ctd\u003eNOT Compatible\u003c\/td\u003e\n\u003ctd\u003eModern KWA NS2 and KSC System 7 models use updated internal gas architecture with completely different release valve locations, gas router profiles, and feed lip dimensions that will not seat or seal in HFC-pattern magwells.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWhat's in the box and how to install\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug and play:\u003c\/strong\u003e no pulling valves or feed lips from stock mags.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e standard body is Nylon PA12. Carbon Fiber is available (3x stiffness, up to 38% higher tensile strength than Nylon 12).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA\u003c\/strong\u003e by TAPP Airsoft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall:\u003c\/strong\u003e insert with the bolt or slide locked back. US-spec Foster fitting included, never exceed 150 PSI, use a secondary low-pressure regulator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 30-Day Warranty + Lifetime Support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMore options\u003c\/h3\u003e\u003cp\u003eAlso available for: \u003ca href=\"\/products\/kwa-m11-hpa-m4-adapter\"\u003eKWA M11\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eWant to compare every option? Use the \u003ca href=\"\/products\/hfc-m11-hpa-adapter-drum\"\u003eHFC M11 Adapter Builder\u003c\/a\u003e.\u003c\/p\u003e","brand":"Tapp Airsoft","offers":[{"title":"Standard","offer_id":67748746788964,"sku":"TA-HFCM11-M4","price":370.0,"currency_code":"USD","in_stock":true},{"title":"Competition (Flared Magwell)","offer_id":67748746821732,"sku":"TA-HFCM11-M4C","price":390.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/5116\/0932\/files\/TAPP-HFCM11-M4-e1770917944619.jpg?v=1773877190","url":"https:\/\/tappairsoft.com\/products\/hfc-m11-hpa-m4-adapter","provider":"Tapp Airsoft","version":"1.0","type":"link"}