{"product_id":"minifocus-8ft-double-aluminum-extension-arm-1ft-ball-head-connector","title":"MINIFOCUS 8ft Double Aluminum Extension Arm 1ft Ball Head Connector","description":"\u003cp\u003eIn this review the MINIFOCUS 8' Double Aluminum Extension Arm is judged as a practical, budget-minded option for underwater photographers and videographers who need stable, adjustable positioning for strobes and lights. The standout reason to buy is its corrosion resistant anodized CNC aluminum construction paired with a hollow design that reduces weight and drag underwater, making it useful on longer dives or when rigging compact trays. The package also includes spare silicone O-rings, which shows attention to real-world underwater use.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8' length:\u003c\/strong\u003e The 8' double arm provides reach and separation between camera tray and light to shape lighting for underwater subjects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1' ball heads:\u003c\/strong\u003e Standard 1' ball ends are compatible with most ball-based arm systems, making it easy to swap or expand existing rigs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion resistant material:\u003c\/strong\u003e Anodized CNC aluminum alloy construction prevents rust and extends service life in saltwater conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHollow design:\u003c\/strong\u003e The hollowed arms reduce overall weight and water resistance, improving handling and buoyancy control when diving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone O-ring gaskets:\u003c\/strong\u003e The included O-ring friction gaskets stabilize connections and reduce unwanted play at joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpare O-rings included:\u003c\/strong\u003e Two replacement O-rings in the box mean fewer trips back to the shop for routine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe MINIFOCUS extension arm is aimed at recreational and enthusiast underwater photographers who use external strobes or continuous video lights and want a lightweight, corrosion-resistant arm to position light away from the camera. It works well for those building a compact tray setup or needing a reliable spare arm for travel.\u003c\/p\u003e\u003cp\u003eIt is less suitable for photographers requiring ultra-heavy-duty support for very large strobes or those who need more than two arms in a single, highly integrated system; professionals with custom carbon or titanium rigs may prefer different materials or bespoke lengths.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSolid build quality from anodized CNC aluminum offers real resistance to saltwater corrosion.\u003c\/li\u003e\n\u003cli\u003eLightweight hollow design reduces drag and makes handling easier during dives.\u003c\/li\u003e\n\u003cli\u003eStandard 1' ball size ensures wide compatibility with existing underwater arm systems.\u003c\/li\u003e\n\u003cli\u003eIncludes spare silicone O-rings, adding value and reducing maintenance hassle.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot the best choice for extremely heavy strobes or very large lighting setups where thicker arms might be preferred.\u003c\/li\u003e\n\u003cli\u003eLength fixed at 8' may require additional arms or connectors for more complex rigs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e8 in \/ 20.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBall size\u003c\/td\u003e\n\u003ctd\u003e1 in \/ 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (each)\u003c\/td\u003e\n\u003ctd\u003e5.57 oz \/ 158 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage contents\u003c\/td\u003e\n\u003ctd\u003e2x 8' double 1' ball extension arms, 2x replacement O-rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAnodized CNC aluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eHollow arms with silicone O-ring friction gaskets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe MINIFOCUS 8' double arm is a practical, cost-effective choice for divers and enthusiasts who need reliable, corrosion-resistant support for strobes and video lights. Its hollow CNC aluminum construction and 1' ball compatibility deliver good value for typical underwater photo and video rigs, while the included spare O-rings reduce downtime and maintenance needs.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eAre these arms compatible with other arm systems?\u003c\/strong\u003e\u003cbr\u003eYes, the 1' \/ 25 mm ball size is a common standard and will work with most ball head based underwater arm systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the arms resist saltwater corrosion?\u003c\/strong\u003e\u003cbr\u003eThe arms are made from anodized CNC aluminum alloy and include anti-corrosion finishes to withstand regular saltwater use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre spare seals included?\u003c\/strong\u003e\u003cbr\u003eYes, the package includes two replacement silicone O-rings to support routine maintenance.\u003c\/p\u003e","brand":"MINIFOCUS","offers":[{"title":"Default Title","offer_id":48678415106267,"sku":"B08MYX5S3H","price":37.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61i05RanehL._AC_SL1500.jpg?v=1778631836","url":"https:\/\/gearmusthave.com\/products\/minifocus-8ft-double-aluminum-extension-arm-1ft-ball-head-connector","provider":"GearMustHave","version":"1.0","type":"link"}