{"product_id":"demco-hydraulic-brake-actuator-drum-zinc-8-adjustable-channel-down-8000-lbs-8759131","title":"Demco Hydraulic Brake Actuator - Drum - Zinc - 8\" Adjustable Channel Down - 8,000 lbs  • 8759131","description":"\u003cp\u003eSurge actuator features a corrosion-resistant composite master cylinder and durable zinc plating, making it perfect for marine use. Adjustable down channel lets you mount coupler attachments (sold separately) in 1 of 3 positions. Bolt-on application.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHydraulic actuator activates trailer's brakes when tow vehicle slows or stops\u003c\/li\u003e\n\u003cli\u003eAdjustable channel has 3 different mounting positions for coupler (sold separately)\u003cul\u003e\u003cli\u003eChannel-down design allows for greater drop\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eZinc plating offers excellent corrosion resistance\u003cul\u003e\u003cli\u003e500-Hour salt spray rating - great for marine applications\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eComposite master cylinder is durable and efficient\u003cul\u003e\n\u003cli\u003eGlass-reinforced nylon construction resists rust and corrosion\u003c\/li\u003e\n\u003cli\u003eLarge reservoir provides increased capacity for brake fluid\u003c\/li\u003e\n\u003cli\u003eAutomotive-style diaphragm cap creates completely enclosed system to help prevent contamination of fluid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAcetal copolymer lining provides smooth operation as actuator telescopes in and out\u003c\/li\u003e\n\u003cli\u003eBreakaway included\u003c\/li\u003e\n\u003cli\u003eHeavy-duty steel construction\u003c\/li\u003e\n\u003cli\u003eBolt-on installation\u003cul\u003e\u003cli\u003eRequires 1\/2\" x 4-1\/2\" Grade-5 bolts (not included) for mounting\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003eSpecs:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: trailers with hydraulic drum brakes\u003c\/li\u003e\n\u003cli\u003eGross towing weight: 8,000 lbs\u003c\/li\u003e\n\u003cli\u003eMaximum tongue weight: 800 lbs\u003c\/li\u003e\n\u003cli\u003eChannel width: approximately 3\"\u003c\/li\u003e\n\u003cli\u003eChannel height: 8\"\u003c\/li\u003e\n\u003cli\u003eMounting: straight, 3\" wide trailer tongue\u003c\/li\u003e\n\u003cli\u003eModel number: DA91\u003c\/li\u003e\n\u003cli\u003e1-Year warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Demco","offers":[{"title":"Default Title","offer_id":51915509661828,"sku":"DMD8759131","price":235.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3199\/3732\/files\/orig_dmd8759131_1.jpg?v=1780466878","url":"https:\/\/unchartedusa.com\/products\/demco-hydraulic-brake-actuator-drum-zinc-8-adjustable-channel-down-8000-lbs-8759131","provider":"Uncharted USA","version":"1.0","type":"link"}