{"product_id":"wa-woc-ge-ka-matrix-inokatsu-hpa-drum-adapter","title":"WA\/WOC\/GE\/KA\/Matrix\/Inokatsu HPA Drum","description":"\u003cp\u003eThe TAPP Drum Adapter puts a 400-2,500+ round drum on your WA\/WOC\/GE\/KA\/Matrix\/Inokatsu for suppressive fire.\u003c\/p\u003e\u003ch3\u003eSpec card\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eDrum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFeeds from\u003c\/th\u003e\n\u003ctd\u003eDrum magazine (pre-installed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBB capacity\u003c\/th\u003e\n\u003ctd\u003e400-2,500+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall profile\u003c\/th\u003e\n\u003ctd\u003eMedium to Large\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended mags\u003c\/th\u003e\n\u003ctd\u003eTokyo Marui or Angel Custom drum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003ctd\u003eSuppressive fire and general skirmishes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eDrum options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400rd Mini:\u003c\/strong\u003e 400-round mini drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1500rd Flash:\u003c\/strong\u003e 1,500-round flash drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1500rd Electric:\u003c\/strong\u003e 1,500-round electric drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1500rd Electric Tan:\u003c\/strong\u003e 1,500-round electric drum in tan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2000rd Flash:\u003c\/strong\u003e 2,000-round flash drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2000rd Electric:\u003c\/strong\u003e 2,000-round electric drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1200rd Twin:\u003c\/strong\u003e 1,200-round twin drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Only – Angel Custom:\u003c\/strong\u003e adapter only, for an Angel Custom drum you already own\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Only – TM Mini:\u003c\/strong\u003e adapter only, for a Tokyo Marui mini drum you already own\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Only – TM Twin:\u003c\/strong\u003e adapter only, for a Tokyo Marui twin drum you already own\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Only – A\u0026amp;K:\u003c\/strong\u003e adapter only, for an A\u0026amp;K drum you already own\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Only – ICS:\u003c\/strong\u003e adapter only, for an ICS drum you already own\u003c\/li\u003e\n\u003c\/ul\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\u003eWestern Arms (WA) M4\u003c\/td\u003e\n\u003ctd\u003eVerified Direct Fit\u003c\/td\u003e\n\u003ctd\u003eThe foundational standard for this adapter system. Use default gasket and plunger settings out of the box for optimal seal and trigger resets.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eG\u0026amp;P (WOC Series)\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Tuning Recommended)\u003c\/td\u003e\n\u003ctd\u003eG\u0026amp;P receivers have tighter magwell tolerances and tight nozzle alignments. Use the adjustable gasket height to lower or raise the gas router flush against the bolt nozzle to stop gas leaks without causing nozzle dragging or sluggish cycling.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGolden Eagle \/ Matrix \/ S\u0026amp;T\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Tuning Recommended)\u003c\/td\u003e\n\u003ctd\u003eThese platforms frequently exhibit receiver-to-receiver manufacturing variance. The adjustable plunger lets you adjust valve striker contact depth if your mag catch holds the adapter slightly low, while raising the gasket height secures a tight seal against loose-fitting factory nozzles.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGHK Old (WA-Spec M4 \/ G5)\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Tuning Recommended)\u003c\/td\u003e\n\u003ctd\u003eShares WA internal geometry, but the old version GHK valve knockers and loading nozzles sit at slightly different tolerances. Tune the adjustable plunger out slightly to ensure full valve depress on pull, and adjust gasket height to maintain air seal consistency under high ROF\/HPA pressures.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKing Arms GBBR M4\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Minor Adjustment)\u003c\/td\u003e\n\u003ctd\u003eUses standard WA architecture. King Arms mag wells run slightly deep; fine-tune the adjustable plunger to compensate for knocker travel distance, ensuring complete valve actuation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInokatsu \/ Viper Tech\u003c\/td\u003e\n\u003ctd\u003eVerified Fit (Tuning Required)\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty forged receivers with ultra-strict bolt tolerances. High-profile gas routers can cause bolt drag or stuck nozzles on these models. Lower the gasket height slightly to allow smooth bolt travel while maintaining maximum gas transfer.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTokyo Marui MWS \/ WE \/ KWA \/ VFC\u003c\/td\u003e\n\u003ctd\u003eNOT Compatible\u003c\/td\u003e\n\u003ctd\u003eThese systems use entirely different, proprietary receiver dimensions, valve locations, and feed lip angles. This adapter will not lock in or feed.\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\/m4-aeg-drum-adapter\"\u003eM4 AEG\u003c\/a\u003e, \u003ca href=\"\/products\/vfc-m4-hpa-drum-adapter\"\u003eVFC M4\u003c\/a\u003e, \u003ca href=\"\/products\/kjw-m4-hpa-drum-adapter\"\u003eKJW M4\u003c\/a\u003e, \u003ca href=\"\/products\/kwa-lm4-hpa-drum-adapter\"\u003eKWA\/KSC M4\u003c\/a\u003e, \u003ca href=\"\/products\/ghk-g5-hpa-drum-adapter\"\u003eGHK M4\/MK18\/G5\u003c\/a\u003e, \u003ca href=\"\/products\/we-tech-open-bolt-m4-m16-416-xm177-mk18-msk-l85-scar-l-hpa-drum-adapter\"\u003eWE-Tech Open Bolt M4\/M16\/416\/XM177\/MK18\/MSK\/L85\/SCAR-L\u003c\/a\u003e, \u003ca href=\"\/products\/src-zaros-sr4-hpa-drum-adapter\"\u003eSRC ZAROS SR4\u003c\/a\u003e, \u003ca href=\"\/products\/g-g-mgcr-hpa-drum-adapter\"\u003eG\u0026amp;G MGCR\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eWant to compare every option? Use the \u003ca href=\"\/products\/wa-woc-ge-ka-matrix-inokatsu-hpa-adapter-drum\"\u003eWA\/WOC\/GE\/KA\/Matrix\/Inokatsu Adapter Builder\u003c\/a\u003e.\u003c\/p\u003e","brand":"Tapp Airsoft","offers":[{"title":"400rd Mini","offer_id":67748755570788,"sku":"TA-WAM4-HPADRUM-MD","price":210.0,"currency_code":"USD","in_stock":true},{"title":"1500rd Flash","offer_id":67748755603556,"sku":"TA-WAM4-HPADRUM-FD","price":215.0,"currency_code":"USD","in_stock":true},{"title":"1500rd Electric","offer_id":67748755636324,"sku":"TA-WAM4-HPADRUM-ED","price":250.0,"currency_code":"USD","in_stock":true},{"title":"1500rd Electric Tan","offer_id":67748755669092,"sku":"TA-WAM4-HPADRUM-TED","price":250.0,"currency_code":"USD","in_stock":true},{"title":"2000rd Flash","offer_id":67748755701860,"sku":"TA-WAM4-HPADRUM-BFD","price":221.0,"currency_code":"USD","in_stock":true},{"title":"2000rd Electric","offer_id":67748755734628,"sku":"TA-WAM4-HPADRUM-BED","price":254.0,"currency_code":"USD","in_stock":true},{"title":"1200rd Twin","offer_id":67748755767396,"sku":"TA-WAM4-HPADRUM-TD","price":294.0,"currency_code":"USD","in_stock":true},{"title":"Adapter Only – Angel Custom","offer_id":67748755800164,"sku":"TA-WAM4-HPADRUM-ACA","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Adapter Only – TM Mini","offer_id":67748755832932,"sku":"TA-WAM4-HPADRUM-MDA","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Adapter Only – TM Twin","offer_id":67748755865700,"sku":"TA-WAM4-HPADRUM-TDA","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Adapter Only – A\u0026K","offer_id":67748755898468,"sku":"TA-WAM4-HPADRUM-AKDA","price":165.0,"currency_code":"USD","in_stock":true},{"title":"Adapter Only – ICS","offer_id":67748755931236,"sku":"TA-WAM4-HPADRUM-ICSD","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/5116\/0932\/files\/WA_M4_Drum_Pro.jpg?v=1784643562","url":"https:\/\/tappairsoft.com\/products\/wa-woc-ge-ka-matrix-inokatsu-hpa-drum-adapter","provider":"Tapp Airsoft","version":"1.0","type":"link"}