{"product_id":"euplokeer-17in-gas-strut-pair-for-knaack-master-89-90-91-tool-box-lids-17-20in-extended-screwdriver-install","title":"Euplokeer 17in Gas Strut Pair for Knaack Master 89\/90\/91 Tool Box Lids — 17.20in Extended, Screwdriver-Install","description":"\u003cstrong\u003eEuplokeer 17-inch gas strut pair designed to lift and support Knaack Master 89, 90, and 91 tool box lids (interchange 977-2PK) with easy, screwdriver-only installation.\u003c\/strong\u003e\n\n\u003cp\u003eReplace worn or weak lid supports on your Knaack Storagemaster 89\/90\/91 tool job box with these two 17.20-inch gas lift struts from Euplokeer. Built to match the common 977-2PK interchange, the set is intended as a direct-fit maintenance part for heavy-duty tool chests used on jobsites and in service vehicles. The parts ship as a pair and are designed for straightforward DIY replacement without special tools.\u003c\/p\u003e\n\n\u003ch3\u003eWill these gas struts fit my Knaack Master 89, 90 or 91 toolbox?\u003c\/h3\u003e\n\u003cp\u003eThese struts are made to be compatible with Knaack Storagemaster tool boxes referenced by the interchange numbers 977-2PK and 9772PK. To be certain they match your unit, compare the OEM number and extended length of your existing lift supports before buying.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for Knaack Master 89\/90\/91 series (977-2PK \/ 9772PK).\u003c\/li\u003e\n  \u003cli\u003eExtended length: 17.20 inches — compare with your current cylinder.\u003c\/li\u003e\n  \u003cli\u003eMatch pound-force rating and OEM part number for exact fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what tools do I need?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended to be user-friendly: you only need a flat-head screwdriver to remove and attach the retaining clips. The struts come ready to mount and can be swapped without mechanical lifts or special tools, saving time on the jobsite.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInstaller tool: single flat-head screwdriver required.\u003c\/li\u003e\n  \u003cli\u003eQuick clip-style end fittings for fast removal and replacement.\u003c\/li\u003e\n  \u003cli\u003eSimple two-person lift recommended for safe alignment when replacing heavy lids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical specs and what does the package include?\u003c\/h3\u003e\n\u003cp\u003eThis listing supplies two identical gas lift supports with an extended length of 17.20 inches. The pair is sized for multi-purpose use on heavy-duty toolbox lids and other similar applications where the specified length and force are required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIncluded: 2 gas struts (pair) pre-assembled for mounting.\u003c\/li\u003e\n  \u003cli\u003eExtended length: 17.20 in — check against your old cylinders.\u003c\/li\u003e\n  \u003cli\u003eClip-style mount ends compatible with standard toolbox brackets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I choose the correct replacement if I’m unsure about the original part?\u003c\/h3\u003e\n\u003cp\u003eStart by noting the OEM interchange number stamped on the original cylinder and measure the extended length from end to end. Compare those details and the pound-force rating to this 17in Euplokeer strut specification to select a proper match.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFind OEM number on your old gas strut and compare to 977-2PK \/ 9772PK.\u003c\/li\u003e\n  \u003cli\u003eMeasure extended length of the old support; this product is 17.20 in.\u003c\/li\u003e\n  \u003cli\u003eMatch pound rating if available for optimal lift and hold behavior.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This Euplokeer 17-inch gas strut set is aimed at contractors, fleet managers, and DIY technicians who maintain Knaack Storagemaster 89\/90\/91 tool boxes or need a reliable pair of replacement lid supports for heavy-duty jobsite chests. If your toolbox lid sags, slams, or no longer stays open, these replacement shocks restore safe, controlled opening and closing with a straightforward install and 15-month product exchange support from Euplokeer.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this kit include both left and right gas struts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The listing contains two identical 17.20-inch gas struts sold as a pair for both sides of your toolbox lid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tool do I need to install these Euplokeer gas struts?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Installation requires only a flat-head screwdriver to remove and install the retaining clips; two people are recommended for lid alignment.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Euplokeer","offers":[{"title":"Default Title","offer_id":67587594846393,"sku":"B0D59L1MS9","price":96.33,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/euplokeer-front-view-17in-gas-strut-pair.jpg?v=1790514251","url":"https:\/\/redleafauto.ca\/products\/euplokeer-17in-gas-strut-pair-for-knaack-master-89-90-91-tool-box-lids-17-20in-extended-screwdriver-install","provider":"Redleaf Auto","version":"1.0","type":"link"}