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Hydro Thumbscrew Set

Marsoni M251S
Sale price$102.00
Pay 4 payments of $25.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Hydro Thumbscrew SetTitanium screws with hydrodynamic alloy handle for fast foil mounting and toolless adjustments on the go. Loosen the screws by hand to slide your mast forward or back in the DropBox track, then re tighten by hand, lifting handle to orientate into flow direction of water. WARNING: Tighten by hand only. Do not use any tools, and do not over tighten. Due to the reduced torque moment of the thumbscrews, they can loosen more easily. Check screw tightness
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  • Express: 1-2 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
4.9 ★★★★★
Based on 773 reviews
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Kindle Customerb
Omaha, US
★★★★★ 5
Comfortable to walk all day
Size: 7, Color: (102) White/White/Circuit Teal
Love my shoes! Comfortable, great walking shoes. Color is great too! Get lots of compliments on color.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 18, 2025
B
Verified Purchase
Brookdec
Draper, US
★★★★★ 5
Perfect fit with or without shoe orthotic
Size: 7.5, Color: (101) White/White/Metallic Silver
Unbelievably comfortable. I have a lot of problems with my feet, but with these sneakers I can fit my shoe orthotic inside and still have a comfortable feel. I have ordered these shoes over and over. Highly recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 2, 2025
C
Verified Purchase
Casie Paez
Lexington, US
★★★★★ 5
Slip resistant in water
Size: 7, Color: (106) White/Silica Green/Hydro Green
Very comfortable and don't slip in water. Im a bath aid they work very good
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Reviewed in the United States on May 29, 2026
A
Verified Purchase
Amazon Customer
Waukegan, US
★★★★★ 4
Not true to size
Size: 8, Color: (100) White/Pomegranate/Rush Red
The shoes are beautiful, same as the picture. Super comfortable and very lightweight, but wait to big, I’m a size 8 and bought a size 8 as usual, I never had any problem with the UA shoes before, this shoes are about 2 inches bigger on my feet. I will return them and order probably a size 6 & 7 to see which one fit better. That’s the only reason I’m not giving a 5 starts!!!!
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Reviewed in the United States on August 26, 2024
C
Verified Purchase
C. J. Wynne
Pawtucket, US
★★★★★ 5
Great fit, support and quality
Size: 6.5, Color: (101) White/White/Metallic Silver
I bought as a gift for my wife, she loves everything about them, the fit, support, and quality. These are to replace a pair of Under Armor shoes that served her well and lasted a long time.
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Reviewed in the United States on January 22, 2026

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