Ronstan Series 50 All Purpose Block - Double [RF51200]
SKU: 5998981354

Ronstan Series 50 All Purpose Block - Double [RF51200]

Sale price$70.76 Regular price$78.62
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Ships within 48 hours Β· Estimated delivery Jul 5 - Jul 10

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Description

Ronstan Series 50 All Purpose Block - Double [RF51200]Series 50 All Purpose Block Double All purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Swivel shackle head for full 360 degree rotation (non locking).

Series 50 All Purpose Block - Double

All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Swivel shackle head for full 360 degree rotation (non-locking).

Features:

  • Exceptionally high working loads
  • Low maintenance & long service life
  • Self-lubricating Acetal polymer sheave ensures low friction and extreme durability
  • Slotted pin shackle eliminates fouled lines

Applications:

  • Mainsheet and halyard applications, vang and spinnaker control lines on boats to (33ft). 10m
  • S60 - on boats up to 40ft, (12m)

Materials:

  • Grade 316 stainless steel load strap
  • Impact and UV resistant, fiber reinforced Nylon cheeks

Specifications:

  • Sheave Diameter: (inch) 2" / (mm) 50
  • Max Rope Diameter: (inch) 1/2" / (mm) 12
  • Pin Diameter: (inch) 1/4" / (mm) 6
  • Maximum Working Load: (lb) 2200 / (kg) 1000
  • Breaking Load: (lb) 4410 / (kg) 2000
  • Weight: (oz) 9.0 / (g) 255
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5998981354

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Draper, US
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Flavor Name: Mild, Size: 3.4 Fl Oz
Although it's on a pricey side but this black seed oil is very well packaged (amber glass bottle packed in the carton tube) to preserve the quality. The taste is mild, not upseting the stomach if taken on empty stomach. I can't attest to a very specific results but I am taking it for Inflammation due to autoimmune process. I feel better overall I my body (less to no no aches, stamina) but I am not sure if this oil is to thank
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Reviewed in the United States on June 17, 2025
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venisha
Chelsea, US
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seed oil
Flavor Name: Extra Strong, Size: 3.4 Fl Oz
Might be good for u but the taste is the worst
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Reviewed in the United States on April 29, 2026
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catherine valdez
New York, US
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Health benefits
Flavor Name: Extra Strong, Size: 3.4 Fl Oz
It’s supposedly good for cancer and other things so will see
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Reviewed in the United States on May 13, 2026
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Kayci Frederick
Belleville, US
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Great vegan D3 with K2 combination
Size: 60 Count (Pack of 1)
Finally found something that combines vegan D3 with K2 in an organic form. The 5000IU dosage is potent and seems effective for bone support. I appreciate that it's plant-based and has high absorption, which feels like a quality supplement. The packaging is convenient, making it easy to take daily. Overall, a reliable product for maintaining bone health.
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Reviewed in the United States on December 18, 2025
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Anna
Phoenix, US
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Size: 60 Count (Pack of 1)
Great Supplement for Bone and Immune Health! I’ve been taking NatureWise Vitamin D3 + K2 for a few months now, and I can really feel the difference. I chose this brand because it combines D3 and K2 β€” a perfect pair for supporting calcium absorption and overall bone health. The softgels are small, easy to swallow, and don’t have any aftertaste. I also appreciate that they use non-GMO ingredients and cold-pressed olive oil as the carrier, which helps with absorption.
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