{"product_id":"springfield-2-7-8-heavy-duty-adjustable-mainstay-package-w-tension-kno","title":"Springfield 2-7\/8\" Heavy-Duty Adjustable Mainstay Package w\/Tension Knob","description":"\u003cp\u003eThe Springfield 2-7\/8\" Heavy-Duty Adjustable Mainstay Package delivers a complete pedestal seating solution built around a high-strength, rigid 4-keyed anodized aluminum air-powered height adjustment system. A 500 newton pneumatic cylinder provides smooth, reliable lift, while the included Trac-Lock™ swivel and slide lets you lock position with confidence. The 3-1\/2\" outer post accepts the 2-7\/8\" inner post, and the whole assembly sits on a 9\" round anodized base for a stable, finished installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePedestal diameter: 2-7\/8\" inner post, 3-1\/2\" outer post\u003c\/li\u003e\n\u003cli\u003eHeight adjustment: Air-powered pneumatic system, 500 newton cylinder\u003c\/li\u003e\n\u003cli\u003eConstruction: High-strength rigid 4-keyed anodized aluminum\u003c\/li\u003e\n\u003cli\u003eBase: 9\" round anodized aluminum\u003c\/li\u003e\n\u003cli\u003eSwivel \u0026amp; slide: Locking Trac-Lock™\u003c\/li\u003e\n\u003cli\u003ePackage includes: Pedestal, 9\" round base, and Trac-Lock™ swivel \u0026amp; slide\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Springfield Marine","offers":[{"title":"Default Title","offer_id":54601527722259,"sku":"SPR-1250456-LC","price":620.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/9718\/3507\/files\/110580XL.jpg?v=1787453752","url":"https:\/\/www.elliottstackleandrigging.com\/products\/springfield-2-7-8-heavy-duty-adjustable-mainstay-package-w-tension-kno","provider":"Elliott's Tackle \u0026 Rigging","version":"1.0","type":"link"}