Demco Hydraulic Brake Actuator - Drum - Zinc - 8" Adjustable Channel Down - 8,000 lbs • 8759131

Surge 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.

• Hydraulic actuator activates trailer's brakes when tow vehicle slows or stops
• Adjustable channel has 3 different mounting positions for coupler (sold separately)
  • Channel-down design allows for greater drop
• Zinc plating offers excellent corrosion resistance
  • 500-Hour salt spray rating - great for marine applications
• Composite master cylinder is durable and efficient
  • Glass-reinforced nylon construction resists rust and corrosion
  • Large reservoir provides increased capacity for brake fluid
  • Automotive-style diaphragm cap creates completely enclosed system to help prevent contamination of fluid
• Acetal copolymer lining provides smooth operation as actuator telescopes in and out
• Breakaway included
• Heavy-duty steel construction
• Bolt-on installation
  • Requires 1/2" x 4-1/2" Grade-5 bolts (not included) for mounting
• Made in the USA

Specs:

• Application: trailers with hydraulic drum brakes
• Gross towing weight: 8,000 lbs
• Maximum tongue weight: 800 lbs
• Channel width: approximately 3"
• Channel height: 8"
• Mounting: straight, 3" wide trailer tongue
• Model number: DA91
• 1-Year warranty