{"product_id":"mac-demon-slayer-ar8-4","title":"KA Tech MAC Polarstar Demon Slayer AR8-4 HPA M4","description":"\u003cp\u003eEvery KA Tech rifle is built on internals and tuning we’ve spent the last four years perfecting. Our performance packages are the industry standard everyone else is chasing — if you want something that’s going to outperform everything else on the field, this is it.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eKA Tech MAC Demon Slayer\u003c\/strong\u003e is a prototype build on the AR8 platform, and currently the \u003cstrong\u003ehighest-performance rifle KA Tech has built to date\u003c\/strong\u003e. Every part of this rifle was chosen to shave weight and add speed — from its dual folding stock to its aggressive javelin rail.\u003c\/p\u003e\n\u003cp\u003eThis is the only rifle in the KA Tech fleet with a \u003cstrong\u003edirect-thread hop-up unit\u003c\/strong\u003e mounted straight to the engine — no adapter, no extra length, just a more direct path from engine to barrel. Combined with a front cylinder attachment and a weaved, filtered Amped airline, this build is built to be extremely lightweight without sacrificing an ounce of performance.\u003c\/p\u003e\n\u003cp\u003eAvailable with the standard outer barrel configuration.\u003c\/p\u003e\n\u003cp\u003eColors, CNC design, and specific requests can always be customized — just reach out.\u003c\/p\u003e\n\u003cp\u003eBuying a KA Tech rifle isn’t where our relationship ends — it’s where it starts. Think of us as the best HPA technicians in the country, in your pocket, 24\/7. Want to change your FCU tune? Swap parts? God forbid something goes wrong? We want to be the first call you make for anything HPA-related. When you buy a KA Tech rifle, you’re not just getting the best build on the field — you’ve got a full tech team behind every move you make.\u003c\/p\u003e","brand":"KA Tech Airsoft","offers":[{"title":"7in \/ F2 w\/ Front Cylinder Attachment","offer_id":45872912367650,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"7in \/ Jack w\/ Front Cylinder Attachment","offer_id":45872912400418,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"7in \/ Kythera","offer_id":45872912433186,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"7in \/ Fusion Engine","offer_id":45872912465954,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"10in \/ F2 w\/ Front Cylinder Attachment","offer_id":45872912498722,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"10in \/ Jack w\/ Front Cylinder Attachment","offer_id":45872912531490,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"10in \/ Kythera","offer_id":45872912564258,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"10in \/ Fusion Engine","offer_id":45872912597026,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"12in \/ F2 w\/ Front Cylinder Attachment","offer_id":45872912629794,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"12in \/ Jack w\/ Front Cylinder Attachment","offer_id":45872912662562,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"12in \/ Kythera","offer_id":45872912695330,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"12in \/ Fusion Engine","offer_id":45872912728098,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"15in \/ F2 w\/ Front Cylinder Attachment","offer_id":45872912760866,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"15in \/ Jack w\/ Front Cylinder Attachment","offer_id":45872912793634,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"15in \/ Kythera","offer_id":45872912826402,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true},{"title":"15in \/ Fusion Engine","offer_id":45872912859170,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/5355\/8050\/files\/ChatGPT_Image_Jul_1_2026_12_33_11_PM_4.png?v=1783013946","url":"https:\/\/www.katechairsoft.com\/products\/mac-demon-slayer-ar8-4","provider":"KA Tech Airsoft ","version":"1.0","type":"link"}