{"product_id":"3-25-inch-manfrotto-arca-swiss-conversion-clamp","title":"3.25 Inch Arca-Swiss Conversion Clamp for Manfrotto 054, 055, 057, and MHXPRO Series","description":"\u003c!-- ===================== GRAY HEADER BANNER ===================== --\u003e \n\u003cdiv style=\"background:#f4f4f4; border-left:4px solid #333; padding:15px; margin-bottom:25px; font-family:Arial, sans-serif;\"\u003e \n    \u003cstrong style=\"font-size:18px; color:#222;\"\u003eHejnar Photo – 3.25\" Arca-Swiss Conversion Clamp for Manfrotto Ball Heads\u003c\/strong\u003e \n\u003c\/div\u003e \n\n\u003c!-- ===================== H1 SEO HEADLINE ===================== --\u003e\n\u003ch1 style=\"font-family:Arial, sans-serif; font-size:24px; color:#111; margin-bottom:20px; line-height:1.3;\"\u003e3.25 Inch Arca-Swiss Conversion Clamp for Manfrotto 054, 055, 057, and MHXPRO Series\u003c\/h1\u003e\n\n\u003c!-- ===================== INTRODUCTORY OVERVIEW ===================== --\u003e \n\u003cdiv style=\"font-family:Arial, sans-serif; line-height:1.6; color:#333; margin-bottom:25px;\"\u003e\n    \u003cp style=\"font-size:15px;\"\u003eThe \u003cstrong\u003eHejnar Photo 3.25-Inch Manfrotto Conversion Clamp\u003c\/strong\u003e is a specialized professional upgrade designed to bridge the gap between Manfrotto's magnesium ball heads and the industry-standard Arca-Swiss system. This precision conversion kit allows you to replace proprietary Manfrotto platforms with an expanded 3.25-inch Arca-type clamp, providing a larger mounting surface for heavy camera bodies and telephoto lenses. Proudly CNC-machined in the USA from solid 6061-T6 aluminum, it offers a rock-solid, anti-twist fit that outperforms generic adapters.\u003c\/p\u003e \n\u003c\/div\u003e\n\n\u003chr style=\"border:0; border-top:1px solid #ddd; margin:25px 0;\"\u003e \n\n\u003c!-- ===================== SYSTEM COMPATIBILITY ===================== --\u003e \n\u003cdiv style=\"font-family:Arial, sans-serif; margin-bottom:25px;\"\u003e\n    \u003ch2 style=\"font-size:20px; color:#111; margin-bottom:15px; border-bottom:1px solid #ccc; padding-bottom:5px;\"\u003eSystem Compatibility\u003c\/h2\u003e \n    \u003cp style=\"font-size:14px; margin-bottom:10px;\"\u003eThis clamp is engineered for a perfect fit on the following Manfrotto ball head series:\u003c\/p\u003e\n    \u003cul style=\"padding-left:20px; line-height:1.8; font-size:14px;\"\u003e \n        \u003cli\u003e\n\u003cstrong\u003eMagnesium Ball Heads:\u003c\/strong\u003e 054, 055, and 057 Series (specifically models with Q2 and Q5 quick release).\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eCompact\/Mid-Range Series:\u003c\/strong\u003e 494, 496, and 498 Ball Heads.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eXPRO Series:\u003c\/strong\u003e MHXPRO-BHQ2 Ball Heads.\u003c\/li\u003e \n    \u003c\/ul\u003e \n\u003c\/div\u003e\n\n\u003chr style=\"border:0; border-top:1px solid #ddd; margin:25px 0;\"\u003e \n\n\u003c!-- ===================== INSTALLATION STEPS ===================== --\u003e \n\u003cdiv style=\"font-family:Arial, sans-serif; margin-bottom:25px;\"\u003e\n    \u003ch2 style=\"font-size:20px; color:#111; margin-bottom:15px; border-bottom:1px solid #ccc; padding-bottom:5px;\"\u003eSimple 3-Step Installation\u003c\/h2\u003e \n    \u003col style=\"padding-left:20px; line-height:1.8; font-size:14px;\"\u003e \n        \u003cli\u003e\n\u003cstrong\u003eRemove Platform:\u003c\/strong\u003e Unscrew and remove the original Manfrotto quick-release platform from the ball head post.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eAlign Components:\u003c\/strong\u003e Line up the precision-machined slots on the back of the Hejnar clamp with the anti-twist island on the Manfrotto post.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eSecure Setup:\u003c\/strong\u003e Attach the new 3.25\" Arca-Swiss compatible clamp using your original Manfrotto center screw.\u003c\/li\u003e \n    \u003c\/ol\u003e \n\u003c\/div\u003e\n\n\u003chr style=\"border:0; border-top:1px solid #ddd; margin:25px 0;\"\u003e \n\n\u003c!-- ===================== KEY FEATURES SECTION ===================== --\u003e \n\u003cdiv style=\"font-family:Arial, sans-serif; margin-bottom:25px;\"\u003e\n    \u003ch2 style=\"font-size:20px; color:#111; margin-bottom:15px; border-bottom:1px solid #ccc; padding-bottom:5px;\"\u003eQuick Overview \u0026amp; Key Features\u003c\/h2\u003e \n    \u003cul style=\"padding-left:20px; line-height:1.8; font-size:14px;\"\u003e \n        \u003cli\u003e\n\u003cstrong\u003eExpanded 3.25\" Jaw Length:\u003c\/strong\u003e Provides increased surface area for more secure clamping of long rails and large camera plates.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eAnti-Twist Rear Profile:\u003c\/strong\u003e Machined with a custom recess that \"locks\" onto the Manfrotto stem island, preventing any rotational play during use.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eReuse Original Hardware:\u003c\/strong\u003e Seamlessly integrates with the factory Manfrotto center screw for maximum mechanical reliability.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eUniversal Arca Standard:\u003c\/strong\u003e Fully compatible with quick-release plates and L-brackets from RRS, Kirk, Wimberley, and Markins.\u003c\/li\u003e \n        \u003cli\u003e\n\u003cstrong\u003eProfessional Black Anodized Finish:\u003c\/strong\u003e Finished with a durable hard-coat layer to resist scratches and weather in the field.\u003c\/li\u003e \n    \u003c\/ul\u003e \n\u003c\/div\u003e\n\n\u003chr style=\"border:0; border-top:1px solid #ddd; margin:25px 0;\"\u003e \n\n\u003c!-- ===================== PRODUCT DESCRIPTION ===================== --\u003e \n\u003cdiv style=\"font-family:Arial, sans-serif; line-height:1.6; color:#333;\"\u003e\n    \u003ch2 style=\"font-size:20px; color:#111; margin-bottom:15px; border-bottom:1px solid #ccc; padding-bottom:5px;\"\u003eComprehensive Product Description\u003c\/h2\u003e \n    \u003cp style=\"font-size:14px; margin-bottom:15px;\"\u003eThe Hejnar Photo 3.25-Inch Manfrotto Conversion Clamp is the ultimate solution for photographers who value the build quality of Manfrotto ball heads but require the versatility of a unified Arca-Swiss ecosystem. By converting your head, you eliminate the need for proprietary Manfrotto plates, allowing you to use a single plate standard across your entire gear kit.\u003c\/p\u003e \n    \n    \u003cp style=\"font-size:14px; margin-bottom:15px;\"\u003eWhat sets this 3.25\" version apart is its ability to handle larger equipment. The extended clamp jaws provide superior torsional resistance, making it an ideal choice for panoramic photography, macro focus stacking, and supporting heavy telephoto lenses. The precision-milled slots on the underside ensure that once the clamp is tightened with the original center screw, it becomes a permanent, non-rotating extension of the ball head itself.\u003c\/p\u003e \n    \n    \u003cp style=\"font-size:14px;\"\u003eDesigned and precision-machined in the USA, this hardware upgrade modernize your support system without the high cost of a completely new tripod head. It delivers the same structural integrity and technical excellence that define Hejnar Photo equipment.\u003c\/p\u003e \n\u003c\/div\u003e","brand":"Hejnar Photo","offers":[{"title":"Default Title","offer_id":67701598650473,"sku":"FM057","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1278\/9353\/files\/0001_FM057M54.jpg?v=1793753022","url":"https:\/\/www.hejnarphotostore.com\/products\/3-25-inch-manfrotto-arca-swiss-conversion-clamp","provider":"Hejnar Photo","version":"1.0","type":"link"}