Barton Marine Size 7 Single Plain Bearing Stand-Up Block

Meet the Barton Marine Size 7 Single Plain Bearing Stand-Up Block — a rugged, high-load solution designed for serious sailors. This block pairs a precision molded acetal sheave with a large-diameter brass bearing to deliver exceptionally smooth performance, even under demanding loads on cruising and racing yachts.

• Smooth operation under heavy loads: precision molded acetal sheave paired with a large brass bearing for free-running efficiency.
• Rugged construction: high-quality injection molded side plates built to endure the rigors of larger yachts.
• Premium materials: all load-carrying components are 316-grade stainless steel for outstanding corrosion resistance and strength.
• Max strength, secure fit: side plates are through-bolted and riveted to enhance durability and reliability.
• Versatile for big vessels: designed specifically for use on larger cruising and racing yachts, delivering both performance and looks.

Specifications

• Length: 162 mm (6-3/8")
• Weight: 444 g
• Single block size: 70 x 20 mm (2-3/4" x 3/4")
• Max rope diameter: 14 mm (9/16")
• SWL (Safe Working Load): 1250 kg (2750 lbs)
• Break Load: 2500 kg (5500 lbs)
• Note: Break loads assume all sheaves are evenly loaded as in a purchase tackle. Uneven loading, or loading of one sheave in a double or triple block, will significantly affect strength.
• Manufacturer: Barton Marine
• Manufacturer Part No: N07170
• UPC: 5035088082070