{"product_id":"plumbrod-survey-rod-calibration-system","title":"PlumbRod™ — Survey Rod \u0026 Prism Pole Plumb Vial Calibration System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eLAUNCHING AUG 15TH, 2026\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eIs Your Rod Level Actually Level?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMost survey rods leave the factory with a 40-minute bubble vial — and that vial drifts. Drops, heat cycles, and daily field use knock it out of adjustment without any visible sign. If your rod vial is off, every shot is off — and you may never know it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe \u003cstrong\u003ePlumbRod™\u003c\/strong\u003e gives your shop or office a wall-mounted plumb reference so you can verify and when needed adjust your rod's bubble vial — quickly and easily. True plumb. Every time. Supports both fixed and adjustable 2m rods.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eHow It Works\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe PlumbRod™ mounts to any wall or door jamb and establishes a mathematically true plumb line using the oldest, most reliable reference in existence — a suspended plumb bob. A 2-meter reference arm means even tiny vial errors translate to a clearly visible bubble offset, giving you a calibration that optical and laser-based methods can't match for simplicity and cost.\u003c\/p\u003e\n\u003col class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-decimal flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMount the upper bracket to your wall at approximately 7 feet\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eThread your survey rod into the Plumb Post — the system self-plumbs by gravity\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePlace your rod tip in the Calibration Disc and adjust your vial to center\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eNo power required. No calibration equipment to calibrate.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eWall-mounted calibration station — set it up once, use it for years\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eTrue plumb reference via suspended plumb bob — no lasers, no batteries, no drift\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e2-meter reference arm amplifies vial error for easy visual detection\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e5\/8\"-11 UNC threaded Plumb Post — compatible with virtually all survey rods and prism poles\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eFull-circumferential V-groove Calibration Disc — repeatable rod tip placement every time\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSpring cord lock for fast, tool-free string height adjustment\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eHigh-strength engineering polymer construction — impact resistant, UV stable, built for shop environments\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMounts to wood stud with included hardware\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003ePatent Pending\u003c\/strong\u003e — #64\/069,477\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eWhat's In The Box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eUpper wall bracket (Bracket #1) with Plumb Post and spring cord lock\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLower wall bracket (Bracket #2) with Calibration Disc\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eMounting hardware (#10 wood screws and washers)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eInstruction card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eChoose the Brass Plumb Bob variant above\u003c\/strong\u003e to include a quality brass plumb bob. If you already have one, the base kit is all you need.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe PlumbRod™ Plumb Post threads onto any standard \u003cstrong\u003e5\/8\"-11 UNC\u003c\/strong\u003e survey rod or prism pole tip — the industry standard thread used by Seco, SitePro, Leica, Topcon, Sokkia, AdirPro, and virtually all other manufacturers. Works with 2-meter fixed-height rods, telescoping prism poles, and GPS rover rods.\u003c\/p\u003e","brand":"3D Mapping Tools","offers":[{"title":"Default Title","offer_id":48162407710958,"sku":null,"price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/6849\/8414\/files\/PlumbRod_v2_favicon_navygold.svg?v=1785384231","url":"https:\/\/3dmappingtools.com\/products\/plumbrod-survey-rod-calibration-system","provider":"3D Mapping Tools","version":"1.0","type":"link"}