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Your source for winning sailboat hardware and accessories for dinghies, catamarans, sport boats and small keel boats
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Blocks & Pulleys
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RF70100 (block)

Ball Bearing Blocks & Pulleys

  • The term "Pulley" and "Block" is frequently interchanged.
  • Pulleys for Fibrous rope up to 1/2"
  • Breaking Load Capacities to 8,820 lbs.

RF189100R p.64

High Capacity Ball Bearing Blocks & Pulleys

  • The term "Pulley" and "Block" is frequently interchanged.
  • Pulleys for fibrous rope sizes 1/2" to 1-1/4"
  • Breaking Load Capacities to 85,980 lbs.

RF78140 p.38

Roller Ball Bearing Blocks & Pulleys

  • The term "Pulley" and "Block" is frequently interchanged.
  • Pulleys for fibrous rope sizes 1/2" to 1-1/4"
  • Breaking Load Capacities to 66,120 lbs.

RF1096 p.87

All Purpose Blocks & Pulleys

  • The term "Pulley" and "Block" is frequently interchanged.
  • For fibrous rope sizes 3/16" - 9/16"
  • Breaking Load Capacities to 8,800 lbs.

RF103AW p.90

Special Purpose Blocks & Pulleys

  • The term "Pulley" and "Block" is frequently interchanged.
  • Snatch blocks
  • Exit and Lead Bocks
  • Wire Rope Blocks

Close-up view

Block & Tackle Hoist Systems

  • Rope sizes 1/4" to 1/2" diameters
  • Purchase systems 3:1, 4:1, 5:1
  • Spliced ends for durable connections
  • Cleating mechanism to control system
Ronstan International Inc.
45 High Point Ave, Suite 2• Portsmouth, RI 02871
Telephone +1 (401) 293-0539 • Facsimile +1 (401) 293-0538
Email pkatcha@ronstan.us