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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15
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Description
Ronstan Series 40 Single Stand-Up All Purpose BlockProduct Description Ronstan Series 40 Single Stand Up All Purpose Block Features Exceptionally high working loads Low maintenance, long service life Self lubricating sheave Captive Lock universal head Sheave 1 9 16 in. Max. Rope 7 16 in. Max. Cable in Pin in. M. W. L. 880 lb. B. L. 1760 lb. Weight 2. 5 oz. Product Information All purpose (AP) blocks are a great all around solution. Self lubricating Acetal polymer sheaves running on polished stainless
Product Description
Ronstan Series 40 Single Stand-Up All Purpose Block
Features
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating sheave
Captive Lock™ universal head
Sheave Ø - 1 9/16 in.
Max. Rope Ø - 7/16 in.
Max. Cable Ø - in
Pin Ø - in.
M.W.L. - 880 lb.
B. L. - 1760 lb.
Weight - 2.5 oz.
Product Information
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
Applications
Mainsheet
Halyard
Vang
Spinnaker control lines on off-the-beach catamarans, one design classes and sports boats up to 8m (26ft)
Materials
U.V. stabilized Acetal sheaves
Impact and U.V. resistant, fiber reinforced Nylon cheeks
Grade 316 stainless steel bearing race
Grade 316 stainless steel load strap and head fitting
Impact and UV resistant, fiber reinforced Nylon cheeks
Features
Sheave Ø - 1 9/16 in.
Max. Rope Ø - 7/16 in.
Max. Cable Ø - in
Pin Ø - in.
M.W.L. - 880 lb.
B. L. - 1760 lb.
Weight - 2.5 oz.
Product Information
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
Applications
Materials
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.5 ★★★★★
Based on 2300 reviews
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Product Reviews
★★★★★ 5
Good shoes!!!!!
Size: 10, Color: Tan Full Grain
They are comfortable, they fit, great style. I bought blue, brown and black shoes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 18, 2025
★★★★★ 5
Great Product
Size: 13, Color: Black Full Grain
2nd Johnston & Murphy comfortable and stylish.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 26, 2025
★★★★★ 5
Great shoes for business casual, corporate travel
Size: 8.5, Color: White Full Grain
Fit true to size
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 30, 2025
★★★★★ 5
Very Comfortable Shoes
Size: 11, Color: Black Full Grain
Were purchased as a gift and the wearer says they are the most comfortable shoes he has
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 28, 2025
★★★★★ 5
Great shoes
I like these shoes they are comfortable, and look great. Good quality, it fits to its size.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2025
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