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Sintuff Heavy Duty White Vinyl Mailbox Post Sleeve T-Shape Mailbox Stand Mount Support Without Mail Boxes Fits Wood Posts Weather Fade Resistant for Garden Outdoor(3 Mailboxes,42 x 40 Inch) — Open-Box, 23% Off
Brand: Sintuff
Condition: Used - VeryGood
$2953
$3839
-23% Save $886
Updated: 4 days ago
Description
Heavy Duty Mailbox Support: this 42 x 40 inch T‑shape vinyl post sleeve supports 3 mailboxes simultaneously; It builds tidy and organized curbside mailbox setups for residential outdoor property boundaries
Fits Wood Post: this white post sleeve (2"x3.5") fits over existing or wood post or many no-dig supports; It matches no‑dig ground support structures to expand installation choices for curbside mailbox projects
Thick PVC Vinyl Build: constructed from thick high strength PVC vinyl with UV shielding properties; The material stops outdoor fading cracking peeling rotting and rusting for long‑term curbside mailbox use through changing weather conditions
Reinforced Side Arm Support: the strengthened side support arm bears up to 50 lbs of weight; It resists bending and structural damage to hold dual mailboxes steadily during year round seasonal outdoor use
Simple Outdoor Assembly: mounting screws are included for direct installation; The vinyl post sleeve shields wooden posts from rain snow sunlight and harsh outdoor elements while maintaining clean curbside mailbox surroundings
Features: Structural Reinforcement: Molded internal reinforcement strengthens sleeve edges and arm joints. It prevents warping from heavy snow loads and strong winds for consistent mailbox support stability. Low Maintenance Smooth Surface: Smooth vinyl outer layer repels dirt dust and mud. Users wipe off surface stains easily without deep cleaning for continuous neat curbside mailbox presentation. Specifications: Material: vinyl Color: white Style: t-shape Department: outdoor Size: about 42 x 40 x 3.5 inches Package includes: 1 x Mailbox post sleeve Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Small parts included, please keep them away from minors to avoid swallowing risk
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Amazon Warehouse
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- 30-day return policy
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Product Details
- SKU:
- awhd-us-b0h2dbtd6g
- Model:
- DAC-Sintuff-3539
- Country:
- US
- ASIN:
- B0H2DBTD6G
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $9 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Sintuff products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.
Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.

















