{"product_id":"retro-arms-cz-billet-cnc-9mm-qsc-ver-2-gearbox-shell-for-m4-m16-series-airsoft-aeg-rifles-silver","title":"Retro Arms CZ Billet CNC 9mm QSC Ver.2 Gearbox Shell for M4 \/ M16 Series Airsoft AEG Rifles","description":"\u003ch4 data-mce-fragment=\"1\"\u003eFeatures\u003c\/h4\u003e\n\u003cul class=\"productfeatures\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePrecision machined from a block of billet EN AW 7075 T651 aluminum\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eReduction of wall thickness for greater compatibility with most M4 \/ M16 receivers\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eMilled ports for improved air flow\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eQuick change spring guide system\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eConveniently placed porting to easily lubricate gears without gearbox disassembly\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eOpening for releasing anti-reversal latch\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eReinforcement in key stress points to counter rapid wear from high performance parts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePrecision CNC machined spring guide included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eUnlike most other gearbox shells on the market, the Retro Arms CZ gearbox shells are precision CNC machined out of a solid block of billet AW EN7075 T651 aluminum giving them unmatched durability and resilience. Combined with reinforcement of key stress points and stainless steel connecting bolts, the gearbox shell has undergone extensive stress tests with M160 springs without any signs of wear.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eVersion 2 Retro Arms gearboxes feature a quick-change ball-bearing spring guide mechanism, allowing spring swaps in a matter of minutes without complete gearbox disassembly.\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eCompatibility:\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e For Tokyo Marui, G\u0026amp;P, Matrix and other compatible M4 \/ M16 Series Airsoft AEG Rifles (Modification may be required depending on brand and model)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eMaterial:\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e CNC Billet EN AW 7075 T651 Aluminum\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eColor:\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e Silver\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eManufacturer:\u003c\/b\u003e\u003cspan data-mce-fragment=\"1\"\u003e Retro Arms CZ\u003c\/span\u003e","brand":"Evike","offers":[{"title":"9mm QSC Ver.2","offer_id":33731241967704,"sku":"7121 (GB-RA-CNCV2-9mm)","price":115.99,"currency_code":"USD","in_stock":true},{"title":"8mm QSC Ver.2","offer_id":47297067909426,"sku":"6392","price":115.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/3159\/files\/ra-53853a-4.jpg?v=1779554733","url":"https:\/\/aimharder.myshopify.com\/products\/retro-arms-cz-billet-cnc-9mm-qsc-ver-2-gearbox-shell-for-m4-m16-series-airsoft-aeg-rifles-silver","provider":"X Fire Paintball \u0026 Airsoft","version":"1.0","type":"link"}