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Description
Schaefer Utility Block/Mast Collar DelrinProduct Description Schaefer Utility Block Mast Collar Delrin 505 20 fits Isomat mast collar with a pin diameter of . 510". Stainless steel cheeks and Delrin(tm) sheave ensure smooth operation and high safe working load. Specifications: Sheave Dia.: 2 in. (51 mm) Pin dia.: . 510 Hole Max Line: 7 16 in. (11 mm) Width: 2 1 8 in. (54 mm) Length: 3 3 32 in. (79 mm) Thickness: 13 16 in. (21 mm) SWL: 1750 lbs.(795 kg) Weight: 7. 1 oz (201 g)
Product Description
Schaefer Utility Block/Mast Collar Delrin
505-20 fits Isomat mast collar with a pin diameter of .510". Stainless steel cheeks and Delrin(tm) sheave ensure smooth operation and high safe working load.
Specifications:
Sheave Dia.: 2 in. (51 mm)
Pin dia.: .510 Hole
Max Line: 7/16 in. (11 mm)
Width: 2 1/8 in. (54 mm)
Length: 3 3/32 in. (79 mm)
Thickness: 13/16 in. (21 mm)
SWL: 1750 lbs.(795 kg)
Weight: 7.1 oz (201 g)
505-20 fits Isomat mast collar with a pin diameter of .510". Stainless steel cheeks and Delrin(tm) sheave ensure smooth operation and high safe working load.
Specifications:
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
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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
4.6 ★★★★★
Based on 21 reviews
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Product Reviews
★★★★★ 4
Boys linen suit
Size: 10, Color: Light Blue
Looks great. Just wish it included a shirt
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 21, 2026
★★★★★ 5
Great product
Size: 10, Color: Light Champagne, Size: 10, Color: Light Champagne
Not bring the tshirts but fit really good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 10, 2025
★★★★★ 5
Very comfortable
Size: 14, Color: Light Green
I received so many compliments on my son’s outfit for graduation.
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Reviewed in the United States on June 26, 2025
★★★★★ 1
no pure white.
no pure white.
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Reviewed in the United States on February 4, 2026
★★★★★ 5
suit
Size: 12, Color: Beige
Very nice suit set. size 12. seems to fit as expected. I love the quality. It does have multi colored thread, as it is not solid.
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Reviewed in the United States on June 21, 2025