SKU: 88390458157

Ronstan Series 50 All Purpose Block - Single - Universal Head [RF51100]

Sale price$32.87 Regular price$36.52
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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19

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Description

Ronstan Series 50 All Purpose Block - Single - Universal Head [RF51100]Series 50 All Purpose Block Single Universal Head 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. Captive Lock universal head can be fixed in either of

Series 50 All Purpose Block - Single - Universal Head

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. Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required

Features:

  • Exceptionally high working loads
  • Low maintenance, long service life
  • Self lubricating sheave
  • Captive Lock™ universal head
  • Slotted pin shackle eliminates fouled lines


Applications:
Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10M(33')

Materials:
  • Nylatron® sheave
  • Grade 316 stainless steel load strap and head fitting
  • Impact and U.V. resistant, fiber reinforced Nylon cheeks


Specifications:
Sheave Ø: 50mm(2")
Max. Rope Ø: 12mm(1/2")
Max. Pin Ø: 5mm(3/16")
M.W.L.: 750kg(1,650lbs)
B. L.: 1,500kg(3,310lbs)
Weight: 118g(4.1oz)
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: 88390458157

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Brona Buys
Whiting, US
★★★★★ 4
Good sunscreen
Style: SPF 50
Super good coverage and it lasts a long time in the sun and even through water activities. The only negative is the white cast. Not as bad as others but just be aware it doesn’t fully rub in.
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Reviewed in the United States on May 1, 2025
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Becky
Louisville, US
★★★★★ 5
Great sunscreen & works for kids - even used in resorts!
Style: SPF 50
Terrific! I don’t feel it is as good as chemical ones but my favorite non-chemical one. Used on a long vacation and it did the job! Also didn’t cause pimples like other thick versions of this.
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Reviewed in the United States on August 9, 2025
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daina o'callaghan
Lexington, US
★★★★★ 5
Protection
Style: SPF 50
I love this product, especially my husband because it’s all-natural. It contains minerals that leave a slight white residue on the face. While it would be nice to have a clearer texture, it does a beautiful job of protecting you from the sun.
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Reviewed in the United States on April 22, 2025
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Rosie
Draper, US
★★★★★ 5
Oily skin win
Size: 1.7 Fl Oz (Pack of 1)
As someone that refuses to spend $40 on a 1 oz bottle of facial sunscreen, I decided to give this one a try. For some background, I have very oily olive skin. I've been using tretinoin for 6 years. Currently, I've been using the .14% of tret for the last year or so. With that said, it's interesting balancing the dryness of tretinoin with my oily skin. This sunscreen is fantastic. It doesn't make me more oily. The price point is good. No breakouts. Doesn't feel heavy or greasy.
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Reviewed in the United States on May 4, 2026
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MPait
West Palm Beach, US
★★★★★ 5
Non-irritating, daily sunscreen for sensitive skin
Size: 1.7 Fl Oz (Pack of 1)
Sunscreen does not leave a white cast on the face, which is great! I have sensitive skin, but this sunscreen doesn't cause irritation or dry out my face. Perfect for every day use. Definitely will buy again.
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Reviewed in the United States on May 26, 2026

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