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Current Murrays Sports information regarding COVID-19 virus outbreak, our policy and status at this time. UPDATED 7/16/2020 At this time our warehouse is getting available parts out in a timely manner. We are making every effort to ship same or next day, but it is still possible that shipping and delivery times may be effected. Hobie parts and international vendor parts are experiencing delays of 3-8 weeks for restocking. Some parts may not be available.
Current COVID-19 Notice

Ronstan Block Single Bullet 20mm with Swivel Shackle Head

$22.30 each

SKU: 21-2010 Categories: ,

Product Description

Ronstan’s 20mm single bullet block with swivel shackle head is lightweight and has low friction and a high static and dynamic load capacity. Precision molded Acetal sheaves running on stainless steel ball bearings provide high performance and low friction.

Materials include stainless steel ball bearings, UV-stabilized Acetal sheave, grade 316 stainless steel load strap and head fitting, and impact and UV -resistant, fiber-reinforced nylon cheeks.


  • Sheave diameter 3/4"
  • Maximum rope diameter 1/4"
  • Pin diameter 1/8"
  • Maximum working load 550 lb.
  • Breaking load 1210 lb.
  • Weight .7 oz.

Use for dinghy control lines, dinghy vangs, Cunninghams and traveler controls.

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