Barton Ball Bearing Stand-Up Single Block

Engineered for dinghy sailors and small craft enthusiasts, the series defines high strength, keen performance and lightweight design for racing and day boats. Also ideal for lead blocks, flag pennants and small line systems on larger yachts.

Specifications

• Bearing Type: Ball Bearing
• Size 0:
  • Sheave Size: 25/32" (20 mm)
  • Max Rope Diameter: 3/16" (5 mm)
  • Breaking Load: 1,213 lbs (550 kg)
  • Safe Working Load: 287 lbs (130 kg)
  • Length: 1 27/32" (47 mm)
• Size 1:
  • Sheave size: 1 3/16" (30 mm)
  • Max Rope Diameter: 5/16" (8 mm)
  • Breaking Load: 1,565 lbs (710 kg)
  • Safe Working Load: 540 lbs (245 kg)
  • Length: 2 1/2 (64 mm)
• Size 2:
  • Sheave Size: 1 3/8" (35 mm)
  • Max Rope Diameter: 5/16" (8 mm)
  • Safe Working Load: 573 lbs (260 kg)
  • Breaking Load: 1,631 lbs (740 kg)
  • Length: 3 5/8" (92 mm)
• Size 3:
  • Sheave Size: 1 3/4" (45 mm)
  • Maximum Rope Diameter: 3/8" (10 mm)
  • Safe Working Load: 595 lbs (270 kg)
  • Breaking Load: 1,763 lbs (800 kg)
  • Length: 4 1/4" (108 mm)
• Size 4/5:
  • Sheave Size: 2 1/8" (54mm)
  • Maximum Rope Diameter: 1/2" (12 mm)
  • Safe Working Load: 1,157 lbs (525 kg)
  • Breaking Load: 3,300 lbs (1,500 kg)
  • Length: 5 1/2" (140 mm)
• Size 6:
  • Sheave Size: 2 1/2" (64 mm)
  • Maximum Rope Diameter:; 1/2" (12 mm)
  • Safe Working Load – 1,543 lbs (700 kg)
  • Breaking Load: 4,409 lbs (2,000 kg)
  • Length: 6" (150 mm)
• Size 7:
  • Sheave Size: 2 3/4" (70 mm)
  • Maximum Rope Diameter: 9/16" (14 mm)
  • Safe Working Load: 1,929 lbs (875 kg)
  • Breaking Load: 5,512 lbs (2,500 kg)
  • Length: 6 3/8" (162 mm)