{"product_id":"seco-traverse-tribrach-adapter-black","title":"SECO 2153-10-BLK Traverse Tribrach Adapter - Black","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eOverview\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/secoprecision.com\/product\/traverse-tribrach-adapter-black\/\" target=\"_blank\" title=\"SECO 2153-10-BLK Traverse Tribrach Adapter - Black\" rel=\"noopener\"\u003eSECO 2153-10-BLK Traverse Tribrach Adapter\u003c\/a\u003e is designed for traversing, control work, and other precision surveying setups where accurate centering and repeatable rotation are important.\u003c\/p\u003e\n\u003cp\u003eThe adapter features a 2.5x twist-focus optical plummet, a 60-second adjustable plate vial, and a precision-machined axis that rotates a full 360°. It is compatible with prisms using a 24.9 mm bayonet base and fits standard three-prong tribrachs.\u003c\/p\u003e\n\u003cp\u003eWith an adjustable height range of 100 to 120 mm and specified over-point accuracy of 0.5 mm at 1.5 m, the SECO 2153-10-BLK is well suited for precise prism positioning and traverse applications.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTraverse tribrach adapter\u003c\/li\u003e\n\u003cli\u003eSECO part number: 2153-10-BLK\u003c\/li\u003e\n\u003cli\u003eDesigned for traversing and precision setups\u003c\/li\u003e\n\u003cli\u003e2.5x twist-focus optical plummet\u003c\/li\u003e\n\u003cli\u003e60-second adjustable plate vial\u003c\/li\u003e\n\u003cli\u003ePrecision-machined rotating axis\u003c\/li\u003e\n\u003cli\u003eFull 360° rotation\u003c\/li\u003e\n\u003cli\u003eCompatible with prisms using a 24.9 mm bayonet base\u003c\/li\u003e\n\u003cli\u003eFits standard three-prong tribrachs\u003c\/li\u003e\n\u003cli\u003eAdjustable height from 100 to 120 mm\u003c\/li\u003e\n\u003cli\u003eOver-point accuracy of 0.5 mm at 1.5 m\u003c\/li\u003e\n\u003cli\u003eBlack finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDesigned for Traverse and Control Work\u003c\/h2\u003e\n\u003cp\u003eThe SECO 2153-10-BLK is intended for applications where accurate positioning over a control point is critical.\u003c\/p\u003e\n\u003cp\u003eIt is particularly useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTraverse surveys\u003c\/li\u003e\n\u003cli\u003eControl networks\u003c\/li\u003e\n\u003cli\u003ePrecise prism setups\u003c\/li\u003e\n\u003cli\u003eConstruction control\u003c\/li\u003e\n\u003cli\u003eMonitoring work\u003c\/li\u003e\n\u003cli\u003eEngineering surveys\u003c\/li\u003e\n\u003cli\u003eHigh-accuracy total station observations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe rotating design allows the prism to be oriented toward different instrument positions without disturbing the centered setup.\u003c\/p\u003e\n\u003ch2\u003e2.5x Twist-Focus Optical Plummet\u003c\/h2\u003e\n\u003cp\u003eThe integrated optical plummet provides:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2.5x magnification\u003c\/li\u003e\n\u003cli\u003eTwist-focus adjustment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe optical plummet allows the operator to accurately center the adapter and prism assembly over a nail, monument, control point, or other survey reference.\u003c\/p\u003e\n\u003cp\u003eThe twist-focus mechanism helps provide a clear view of the point during setup.\u003c\/p\u003e\n\u003ch2\u003e60-Second Adjustable Plate Vial\u003c\/h2\u003e\n\u003cp\u003eA 60-second adjustable plate vial provides a sensitive reference for precision leveling.\u003c\/p\u003e\n\u003cp\u003eThe plate vial allows the operator to refine the setup after initial leveling and can be adjusted as part of routine calibration and maintenance.\u003c\/p\u003e\n\u003cp\u003eFor precise traverse work, the vial and optical plummet should be periodically checked to ensure the adapter remains properly adjusted.\u003c\/p\u003e\n\u003ch2\u003ePrecision-Machined 360° Rotation\u003c\/h2\u003e\n\u003cp\u003eThe adapter features a precision-machined axis that rotates through:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e360°\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis allows the prism assembly to be turned toward different total station positions while maintaining the same centered location over the survey point.\u003c\/p\u003e\n\u003cp\u003eThis is especially useful during traverse observations where multiple instrument stations may sight the same prism setup.\u003c\/p\u003e\n\u003ch2\u003e24.9 mm Bayonet Prism Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe SECO 2153-10-BLK is compatible with prisms using a:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e24.9 mm bayonet base\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis allows the adapter to accept a range of compatible traverse prisms and prism assemblies using the same bayonet connection.\u003c\/p\u003e\n\u003cp\u003ePrism compatibility should be verified before use.\u003c\/p\u003e\n\u003ch2\u003eStandard Three-Prong Tribrach Fit\u003c\/h2\u003e\n\u003cp\u003eThe adapter is designed to fit standard three-prong tribrachs.\u003c\/p\u003e\n\u003cp\u003eThis allows it to be installed into compatible tribrach systems commonly used for total station and prism setups.\u003c\/p\u003e\n\u003cp\u003eThe tribrach itself is sold separately unless included as part of a complete traverse kit.\u003c\/p\u003e\n\u003ch2\u003eAdjustable Height\u003c\/h2\u003e\n\u003cp\u003eThe adapter provides an adjustable height range of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e100 mm to 120 mm\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis adjustment allows the prism assembly height to be configured according to the requirements of the survey setup.\u003c\/p\u003e\n\u003cp\u003eThe completed prism height should always be verified before it is entered into the total station or field software.\u003c\/p\u003e\n\u003ch2\u003ePrecise Over-Point Accuracy\u003c\/h2\u003e\n\u003cp\u003eSECO specifies the over-point accuracy as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e0.5 mm at 1.5 m\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis level of centering precision makes the adapter suitable for high-accuracy control and traverse work where small setup errors can affect the final survey results.\u003c\/p\u003e\n\u003ch2\u003eBlack Finish\u003c\/h2\u003e\n\u003cp\u003eThe SECO 2153-10-BLK is supplied in Black.\u003c\/p\u003e\n\u003cp\u003eThe finish matches other black SECO tribrach and traverse components, including configurations used in complete prism traverse kits.\u003c\/p\u003e\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTraverse surveying\u003c\/li\u003e\n\u003cli\u003eControl-point establishment\u003c\/li\u003e\n\u003cli\u003eControl networks\u003c\/li\u003e\n\u003cli\u003ePrecision prism setups\u003c\/li\u003e\n\u003cli\u003eConstruction layout\u003c\/li\u003e\n\u003cli\u003eBoundary surveying\u003c\/li\u003e\n\u003cli\u003eMonitoring surveys\u003c\/li\u003e\n\u003cli\u003eDeformation monitoring\u003c\/li\u003e\n\u003cli\u003eEngineering surveying\u003c\/li\u003e\n\u003cli\u003eHigh-accuracy total station work\u003c\/li\u003e\n\u003cli\u003eMulti-direction prism observations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTraverse tribrach adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSECO Part Number\u003c\/td\u003e\n\u003ctd\u003e2153-10-BLK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Plummet\u003c\/td\u003e\n\u003ctd\u003e2.5x twist focus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate Vial\u003c\/td\u003e\n\u003ctd\u003e60-second adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation\u003c\/td\u003e\n\u003ctd\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrism Interface\u003c\/td\u003e\n\u003ctd\u003e24.9 mm bayonet base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTribrach Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard three-prong tribrachs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable Height\u003c\/td\u003e\n\u003ctd\u003e100–120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver-Point Accuracy\u003c\/td\u003e\n\u003ctd\u003e0.5 mm at 1.5 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × SECO Traverse Tribrach Adapter – Black\u003c\/li\u003e\n\u003cli\u003eSECO p\/n: 2153-10-BLK\u003c\/li\u003e\n\u003cli\u003e1 × Integrated 2.5x twist-focus optical plummet\u003c\/li\u003e\n\u003cli\u003e1 × Integrated 60-second adjustable plate vial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTribrach, prism, tripod, total station, and other surveying accessories are sold separately.\u003c\/p\u003e\n\u003ch2\u003ePrecision Rotating Adapter for Traverse Setups\u003c\/h2\u003e\n\u003cp\u003eThe SECO 2153-10-BLK combines a 2.5x optical plummet, 60-second plate vial, precision 360° rotation, and 0.5 mm over-point accuracy in a compact traverse adapter. Its 24.9 mm bayonet interface and standard three-prong tribrach compatibility make it a dependable component for precise control and prism setups.\u003c\/p\u003e","brand":"SECO","offers":[{"title":"Default Title","offer_id":40815735832656,"sku":"2153-10-BLK","price":279.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0564\/6185\/2752\/files\/SECO-2153-10-BLK-Traverse-Tribrach-Adapter-Black_-SECO-Absolute-Accuracy-Inc-226487564.jpg?v=1786405792","url":"https:\/\/aaisurvey.com\/products\/seco-traverse-tribrach-adapter-black","provider":"Absolute Accuracy","version":"1.0","type":"link"}