{"product_id":"3-25-inch-arca-swiss-back-to-back-clamp-set-silver","title":"3.25\" Arca-Swiss Compatible Back-to-Back Clamp Set","description":"\u003c!-- Gray Banner Header --\u003e\n\u003cdiv style=\"background:#e5e5e5; padding:12px 15px; margin-bottom:18px;\"\u003e \n    \u003cstrong\u003e3.25\" Arca-Swiss Compatible Quick Release Clamp Set | Back-to-Back Modular Design \u0026amp; Long Silver Knobs\u003c\/strong\u003e \n\u003c\/div\u003e\n\n\u003c!-- Main Product Title \u0026 Overview --\u003e\n\u003ch1\u003e3.25\" Arca-Swiss Compatible Back-to-Back Clamp Set\u003c\/h1\u003e\n\u003cp\u003e\n    This 3.25-inch \u003cstrong\u003eArca-Swiss compatible clamp set\u003c\/strong\u003e is a heavy-duty modular mounting solution that allows two independent clamps to be joined into a rock-solid \u003cstrong\u003eback-to-back configuration\u003c\/strong\u003e. Utilizing precision aligning pins and bushings, this set creates a rigid coupler for connecting two Arca-style rails or plates, providing the maximum stability required for large-scale macro photography and professional panoramic rigging.\n\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003c!-- Key Features Section --\u003e\n\u003ch2\u003eQuick Overview \u0026amp; Key Features\u003c\/h2\u003e\n\u003cul\u003e \n    \u003cli\u003e\n\u003cstrong\u003eBack-to-Back Modular Assembly:\u003c\/strong\u003e Set includes two 3.25\" clamps that can be mounted together using provided aligning pins and bushings to prevent twisting under heavy loads.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVersatile Orientations:\u003c\/strong\u003e Clamps can be assembled in various orientations to suit your specific rigging needs (Note: Set cannot be assembled with both knobs facing the same direction).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIndependent Operation:\u003c\/strong\u003e When disassembled, both components function as high-performance, professional-grade Arca-type clamps for tripods or monopods.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUniversal Mounting Interface:\u003c\/strong\u003e Center socket is countersunk on top for 1\/4-20 or M6 screws and is also natively threaded for standard 3\/8-16 tripod studs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLong Silver Captive Knobs:\u003c\/strong\u003e High-visibility, ergonomic design ensures the knobs stop at maximum opening and \u003cem\u003ecannot be lost in the field\u003c\/em\u003e.\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eSafety Relief Grooves:\u003c\/strong\u003e Integrated deep grooves (2.6mm) prevent gear \"free fall\" when using plates equipped with safety stops.\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eAnti-Twist Integration:\u003c\/strong\u003e Rear-side registration grooves match professional ball head connections for a shift-free mounting interface.\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003ePremium Construction:\u003c\/strong\u003e Precision CNC-machined from solid 6061-T6 aircraft-grade aluminum with a durable black hard-coat anodized finish.\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Manufactured to exacting professional tolerances for lifelong reliability.\u003c\/li\u003e \n\u003c\/ul\u003e\n\n\u003c!-- Detailed Product Description --\u003e\n\u003ch2\u003eProfessional Double-Sided Mounting Versatility\u003c\/h2\u003e \n\u003cp\u003e \n    Upgrade your camera support gear with this \u003cstrong\u003eprofessional Arca-style double clamp set\u003c\/strong\u003e. The 3.25-inch jaw length provides an expansive surface area for maximum contact and grip with professional Arca-type plates and rails. Whether you are coupling a heavy telephoto lens to a macro rail or building a complex multi-axis panoramic bracket, the inclusion of anti-twist pins ensures a rigid, zero-play connection.\n\u003c\/p\u003e \n\u003cp\u003e \n    \u003cstrong\u003eAdvanced Safety and Field Reliability:\u003c\/strong\u003e Built for technical precision, the integrated safety relief grooves serve as a critical fail-safe against accidental gear drops. The captive hardware design ensures you are never stranded on a shoot due to a missing knob. This modular set delivers the structural integrity and flexibility required for advanced technical photography, allowing you to adapt your mounting points instantly to suit the most demanding field conditions.\n\u003c\/p\u003e\n\n\u003c!-- Technical Specifications --\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e \n\u003cul\u003e \n    \u003cli\u003e\n\u003cstrong\u003eJaw Length:\u003c\/strong\u003e 3.25 Inches (82.5mm)\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Modular Back-to-Back Set\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHardware:\u003c\/strong\u003e Aligning Pins and Bushing Included\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 3\/8-16 Threaded \u0026amp; Countersunk for 1\/4-20\/M6\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKnob Type:\u003c\/strong\u003e Long Silver (Captive Field-Safe Design)\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e CNC Machined 6061-T6 Aluminum\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black Hard-Coat Anodized\u003c\/li\u003e \n    \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in the USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hejnar Photo","offers":[{"title":"Default Title","offer_id":67701597732969,"sku":"F63Set","price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1278\/9353\/files\/F63Set-2.jpg?v=1792110981","url":"https:\/\/www.hejnarphotostore.com\/products\/3-25-inch-arca-swiss-back-to-back-clamp-set-silver","provider":"Hejnar Photo","version":"1.0","type":"link"}