Barton Marine Ratchet Block - 55mm for Mainsheet and Spinnaker Sheets

Ratchet Block - 55mm

The Barton Ratchet Block is designed to be used on mainsheet systems and spinnaker sheets on dinghies and keelboats and for small yachts up to 30 feet.

Combining high-performance engineering and contemporary design, the 2-3/16" (55 mm) ratchet block is the first in a planned range of sizes, it also offers a stainless steel lever that locks the swivel head if desired.

The new Ratchet Block allows sailors to easily handhold loaded lines and offer a balance between holding power and controlled easing.

Designed for low friction and longevity in harsh marine environments, the Ratchet Block body is manufactured from a composite of high-density nylon and glass fiber reinforced polymer with a high level of UV protection. Internal components are of marine grade 316 stainless steel and the 12 faced aluminum sheave is anodized in gunmetal silver

Technical Specifications:

• Safe Working Load - 661 lb (300 kg)
• Breaking Load - 2,646 lb (1,200 kg)
• Maximum Rope Diameter - 3/8" (10 mm)
• Weight - 4.8 oz (135 grams)

*Sold as an Individual

The Barton Marine Ratchet Block (Part Number 90500) is a high-performance component designed for use on mainsheet systems and spinnaker sheets on dinghies and small keelboats up to 30 feet. Crafted to deliver reliable load handling, this 55mm ratchet block combines advanced engineering with contemporary design to enhance sailing efficiency. Its robust construction allows sailors to easily manage loaded lines, providing a balanced mix of holding power and controlled easing. Whether navigating complex maneuvers or adjusting sail trim, this ratchet block ensures smooth operation and dependable performance in demanding marine environments. Built with durability in mind, the body features a composite of high-density nylon and glass fiber reinforced polymer that offers excellent UV resistance and longevity. The internal components are made from marine-grade 316 stainless steel, ensuring corrosion resistance, while the 12-faced aluminum sheave is anodized in gunmetal silver for added durability and aesthetic appeal. The inclusion of a stainless steel lever allows for locking the swivel head when necessary, providing added security during critical maneuvers. With a safe working load of 661 pounds and a breaking load of 2,646 pounds, the Barton Marine Ratchet Block is suitable for line diameters up to 3/8 inch (10 mm). Its lightweight design, weighing only 4.8 ounces (135 grams), makes it easy to handle and install, making it an ideal choice for small yachts and dinghies requiring reliable line control components. This versatile ratchet block is sold individually, making it a practical addition to your sailing gear for enhanced control and durability in harsh marine conditions.

Features:

• High-performance ratchet mechanism for load control and easing

• Constructed with high-density nylon and glass fiber reinforced polymer for durability and UV resistance

• Marine-grade 316 stainless steel internal components for corrosion resistance

• Anodized aluminum sheave in gunmetal silver for longevity and aesthetic appeal

• Stainless steel lever allows locking of swivel head for added security

• Maximum line diameter of 3/8 inch (10 mm)

• Safe working load of 661 pounds (300 kg)

• Lightweight design at only 4.8 ounces (135 grams)

• Suitable for mainsheet and spinnaker sheet applications on small boats