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Where are my parts?!?! Unfortunately we have been experiencing some issues with all domestic and international shipping carriers
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ATTENTION: Our office staff will be out of the office this week. We will still be shipping and processing web orders, e-mails and voicemails will be handled in a limited capacity. We will be attending AWSI Sept 7th-10th and closed on labor day the 6th. We do this to learn about the new board sports products coming soon to better serve you! We will be back on Mon the 13th.

Ronstan Block Orbit 20mm Single Lashing Bullet

$15.25 each

Product Description

Ronstan ball bearing Orbit Blocks™ boast the highest strength-to-weight ratio available, achieved through all-composite reinforced polymer materials and multiple attachment options. Use the 20mm BB for control lines on catamarans and dinghies to 16 feet (5m), especially downhaul, outhaul and spinnaker halyards.


  • Integrated stainless steel hub to accept lashing attachment and through-sheave becket.
  • Suits up to 4mm (5/32″) lashing.
  • High compression strength carbon Acetal sheave.
  • Stainless steel ball bearings.
  • Nylon frame/cheeks.
  • Dyneema lashing cord included.

Specifications: 3/4″ (20mm) sheave diameter; 1-1/4″ long x 3/4″ wide x 9/16″ deep; 1/4″ (6mm) maximum rope size; 550* lb. maximum working load; 1210 lb. breaking load; weighs only .3 oz.

*Block must be lashed through hub. MWL and BL are dependent on the strength of lashing. Knots, splices, stitching will generally have a lower BL than the line itself.

Additional information

Weight 0.03 lbs
Dimensions 5 × 2 × 1 in

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