{"product_id":"guarder-sp-90-spring","title":"Guarder SP90 High-Tensile AEG Tune-Up Spring","description":"\u003cdiv data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-processed=\"true\" data-hveid=\"CAEIAhAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003eThe \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eGuarder SP90\u003c\/strong\u003e is a high-quality upgrade spring designed for players seeking to optimize their AEG for CQB (Close Quarters Battle) environments or to meet specific indoor field velocity limits. Manufactured from \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eoil-tempered steel wire\u003c\/strong\u003e, this spring is engineered for long-term consistency, resisting the \"settling\" or loss of tension common in lower-quality factory springs. The \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-processed=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eirregular pitch (non-linear)\u003c\/strong\u003e design reduces the initial load on the motor and battery during the start of the compression stroke, improving trigger response and efficiency. This makes the SP90 an excellent choice for high-speed builds where maintaining a moderate muzzle velocity is required without sacrificing cyclic speed.\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-processed=\"true\" data-hveid=\"CAEIAhAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"n6owBd awi2gc\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2 data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-processed=\"true\" data-hveid=\"CAEIAxAA\" data-sfc-root=\"c\" class=\"n6owBd awi2gc\"\u003e\n\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-processed=\"true\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"KsbFXc U6u95\"\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAA\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eMaterial Construction:\u003c\/strong\u003e Manufactured from \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003ehigh-tensile oil-tempered steel wire\u003c\/strong\u003e for maximum fatigue resistance and stable tension.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAB\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eSpring Rate:\u003c\/strong\u003e Rated as an \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eSP90\u003c\/strong\u003e, typically yielding muzzle velocities between \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003e290 and 320 FPS \u003c\/strong\u003edepending on the compression efficiency and barrel length of the build.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAC\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eIrregular Pitch Design:\u003c\/strong\u003e Features \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003enon-linear winding\u003c\/strong\u003e to reduce mechanical stress on the gearbox and improve battery efficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAD\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eSettling Resistance:\u003c\/strong\u003e Precision heat-treated to ensure the spring maintains its original length and power output over thousands of cycles.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAE\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eSurface Treatment:\u003c\/strong\u003e Finished with a professional \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eblack coating\u003c\/strong\u003e for superior corrosion resistance and low-friction operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAF\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eCompatibility:\u003c\/strong\u003e Designed for standard \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eTokyo Marui-spec AEG gearboxes\u003c\/strong\u003e (Version 2, 3, 6, etc.).\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-sae=\"\" data-complete=\"true\" data-hveid=\"CAEIBBAG\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"Z1qcYe\"\u003e\u003cspan data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' aria-owns=\"action-menu-parent-container\" data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" data-sfc-cp=\"\" class=\"T286Pc\"\u003e\u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eCompatibility Exceptions:\u003c\/strong\u003e Specifically \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003enot compatible\u003c\/strong\u003e with the \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eTokyo Marui NGRS (Next Gen Recoil Shock)\u003c\/strong\u003e series or the \u003cstrong data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom-width: 0px; border-bottom-style: none; border-bottom-color: rgb(230, 232, 240);' data-complete=\"true\" data-sfc-cb=\"\" data-sfc-root=\"c\" class=\"Yjhzub\"\u003eTokyo Marui PSG-1\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Guarder","offers":[{"title":"Default Title","offer_id":46956000542869,"sku":"GRD-SPR-090","price":11.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9704\/3605\/files\/6750511e8fedd083d0a0835e58a775ab2dbebfcf.webp?v=1771021626","url":"https:\/\/www.northmarkvault.com\/products\/guarder-sp-90-spring","provider":"Northmark Vault","version":"1.0","type":"link"}