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Description
Ronstan Series 50 Single Universal Head Block High LoadProduct Description Ronstan Series 50 Single Universal Head Block High Load Features Exceptionally high working loads Lightweight Cheek cut outs for easy bearing maintenance Suitable for both rope or wire Captive Lock universal head Slotted pin shackle eliminates fouled lines Sheave 2 in. Max. Rope 1 2 in. Max. Cable 3 16 in Pin 3 16 in. M. W. L. 1760 lb. B. L. 3310 lb. Weight 4. 1 oz. Product Information Ideal for high load applications. Wear
Product Description
Ronstan Series 50 Single Universal Head Block High Load
Features
Exceptionally high working loads
Lightweight
Cheek cut-outs for easy bearing maintenance
Suitable for both rope or wire
Captive Lock™ universal head
Slotted pin shackle eliminates fouled lines
Sheave Ø - 2 in.
Max. Rope Ø - 1/2 in.
Max. Cable Ø - 3/16 in
Pin Ø - 3/16 in.
M.W.L. - 1760 lb.
B. L. - 3310 lb.
Weight - 4.1 oz.
Product Information
Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire.
Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required
Applications
Mainsheet
Spinnaker sheets
Halyards and other primary applications on boats up to 10m (33ft)
Materials
Nylatron® sheave
Grade 316 stainless steel load strap and head fitting
Impact and U.V. resistant, fiber reinforced Nylon cheeks
Features
Sheave Ø - 2 in.
Max. Rope Ø - 1/2 in.
Max. Cable Ø - 3/16 in
Pin Ø - 3/16 in.
M.W.L. - 1760 lb.
B. L. - 3310 lb.
Weight - 4.1 oz.
Product Information
Ideal for high load applications. Wear resistant sheave material, in lightweight, self lubricating polymer, is suitable for use with rope or wire.
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
4.7 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
It's for his sister graduation
Size: Small, Color: Pink
It fits my son perfectly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
★★★★★ 5
Cool shirt
Size: XX-Large, Color: Black
Great shirts really comfortable
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Reviewed in the United States on May 14, 2026
★★★★★ 1
Not a great shirt
Size: Large, Color: Pink
I didn’t like the material, and it didn’t fit. It was listed as slim fit but was definitely not.
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Reviewed in the United States on May 13, 2026
★★★★★ 5
Sway Alert!! This is a beautiful suite!
Color: Beige, Size: 5, Color: Beige, Size: 5
This suit fit great my son loved it. The quality is good. My son is five about 40 inches tall around 40 pounds. He’s very slim but the length was great. The suit jacket fit well. The pants waist were a little big, but the adjustable strap helped with that, but the fit overall was great . I would purchase a suit again in a different color.
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Reviewed in the United States on April 12, 2026
★★★★★ 5
Great Looking Suit with Lightweight Material
Color: Light Grey, Size: 7
I got this for a beach wedding and it worked out really well. It looked nice without feeling too formal, which was perfect for the setting.
The material is linen and it feels lightweight and breathable. It kept my kid comfortable in the heat and didn’t feel stiff or heavy like some dress suits do.
The appearance is sharp. The double breasted style makes it look more dressed up, but the linen material keeps it relaxed and appropriate for outdoor events.
The fit was true to size. It sat well without looking baggy or tight, and everything stayed in place throughout the event.
Quality feels good for the price. The fabric and stitching don’t feel cheap, and it held up well after a full day of wear.
Suitability is great for things like weddings, parties, or photos. It works especially well for warmer weather because of the material.
For value, I think it’s worth it. You’re getting a nice looking suit with comfortable material that actually works in real situations.
Overall, great fit, breathable material, and a clean look that works really well for events.
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Reviewed in the United States on March 28, 2026