{"product_id":"usgi-100-round-box-insert","title":"USGI 100 Round Box Insert For A\u0026K","description":"\u003cp\u003e\u003cspan\u003eReplace your factory box magazine insert with this durable, high-capacity upgrade. The reinforced clutch resists jams from debris or damaged BBs and automatically regulates feed rate—up to 30 rounds per second on an 11.1V battery. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned and manufactured in the USA using high temp materials that won't deform if left in a hot car. \u003c\/span\u003e\u003cspan\u003eSoldering and dremeling is required for installation; consult a qualified tech if needed. Wiring varies by setup and is the user’s responsibility. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIncludes a feed block to remove the spring and provide a smoother feed path. The feed block has an optional feed advanced that can be easily wired in. Feed blocks are universal to allow for easily swapping different boxes to suite user preference.\u003c\/p\u003e\n\u003cp\u003ePlease see the last picture that shows modification that is required.\u003c\/p\u003e","brand":"Chaos Advanced","offers":[{"title":"Included","offer_id":51212717883677,"sku":null,"price":110.0,"currency_code":"USD","in_stock":true},{"title":"Not needed (already have a insert that uses the feed block)","offer_id":51212717916445,"sku":null,"price":90.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0864\/9624\/8093\/files\/PXL_20260417_030525910.jpg?v=1776395343","url":"https:\/\/chaosadvanced.com\/products\/usgi-100-round-box-insert","provider":"Chaos Advanced","version":"1.0","type":"link"}