{"product_id":"4-inch-arca-swiss-clamp-short-silver-knob-45mm","title":"4.00\" Arca-Swiss Compatible Quick Release Clamp | Short Silver Knob","description":"\u003c!-- ===================== GRAY BANNER ===================== --\u003e\n\u003cdiv style=\"background:#e5e5e5;padding:12px 15px;margin-bottom:18px;\"\u003e\n    \u003cstrong\u003e4.00 Inch Arca-Swiss Compatible Quick Release Clamp | Short Silver Knob \u0026amp; 45mm Spacing\u003c\/strong\u003e\n\u003c\/div\u003e\n\n\u003c!-- ===================== SEO BLOCK (TOP) ===================== --\u003e\n\u003ch1\u003e4.00\" Arca-Swiss Compatible Quick Release Clamp | Short Silver Knob\u003c\/h1\u003e\n\u003cp\u003e\n    The 4.00-inch jaw length \u003cstrong\u003eArca-Swiss compatible clamp\u003c\/strong\u003e offers a heavy-duty, precise mounting interface for professional camera rigs and telephoto lenses. Equipped with a compact, high-torque \u003cstrong\u003eshort silver knob\u003c\/strong\u003e, this quick release system delivers maximum holding power and stability without adding unnecessary bulk to your tripod setup.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003c!-- ===================== QUICK OVERVIEW ===================== --\u003e\n\u003ch2\u003eKey Features \u0026amp; Quick Overview\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExtended 4.00\" Jaw Length:\u003c\/strong\u003e Spreads gripping pressure evenly across the rail for an ultra-secure hold on large format gear.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShort Silver Knob:\u003c\/strong\u003e Engineered with a captive design that stops at maximum opening so it can never be lost or dropped in the field.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDual 45mm Threaded Mounts:\u003c\/strong\u003e Features two outside 1\/4-20 tapped holes spaced exactly 45mm apart for specialized dual-point mounting.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eVersatile Center Socket:\u003c\/strong\u003e Countersunk on top for clean screw placement and internally threaded for standard 3\/8-16 studs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFail-Safe Relief Grooves:\u003c\/strong\u003e Machined 2.6mm deep relief grooves accommodate plates with safety stops, preventing gear free fall if the jaw loosens.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAnti-Twist Alignment:\u003c\/strong\u003e Rear alignment groove mates perfectly with compatible ball head connections to eliminate unwanted rotational twisting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c!-- ===================== PRODUCT DESCRIPTION ===================== --\u003e\n\u003ch2\u003eHeavy-Duty Camera Support with Anti-Twist Design\u003c\/h2\u003e\n\u003cp\u003e\n    Engineered for precision and built to withstand rigorous field use, this \u003cstrong\u003e4-inch quick release clamp\u003c\/strong\u003e provides seamless interoperability with Arca-type plates and rails. The low-profile short silver knob ensures swift locking transitions while keeping the overall footprint streamlined. \n\u003c\/p\u003e\n\u003cp\u003e\n    The specialized back-side alignment groove secures your connection to modern ball heads, eliminating the shifting or twisting common with heavy lens systems. Combined with built-in safety relief paths, your investment remains fully protected during micro-adjustments or fast-paced shooting scenarios.\n\u003c\/p\u003e\n\n\u003c!-- ===================== SPECIFICATIONS ===================== --\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eJaw Length:\u003c\/strong\u003e 4.00 Inches (101.6mm)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eKnob Configuration:\u003c\/strong\u003e Short Silver (Captive Field-Safe Design)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDual Mount Spacing:\u003c\/strong\u003e 45mm Center-to-Center (1\/4-20 Tapped)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCenter Threading:\u003c\/strong\u003e Threaded 3\/8-16 \u0026amp; Countersunk Top\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Groove Depth:\u003c\/strong\u003e 2.6mm Deep Paths\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAnti-Twist Feature:\u003c\/strong\u003e Bottom Channel Alignment Groove\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hejnar Photo","offers":[{"title":"Default Title","offer_id":67701597831273,"sku":"F64a","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/1278\/9353\/files\/F64a-2.jpg?v=1792110991","url":"https:\/\/www.hejnarphotostore.com\/products\/4-inch-arca-swiss-clamp-short-silver-knob-45mm","provider":"Hejnar Photo","version":"1.0","type":"link"}