mankk 20 Set 4040 Series T Slot Rail Aluminum Extrusion Profile Connectors 3540 Corner Bracket with T-Slot Sliding Nuts and M8 Hex Screw Bolt for Aluminum Rail Accessories — Open-Box, 20% Off

Name: mankk 20 Set 4040 Series T Slot Rail Aluminum Extrusion Profile Connectors 3540 Corner Bracket with T-Slot Sliding Nuts and M8 Hex Screw Bolt for Aluminum Rail Accessories
Brand: mankk
SKU: awhd-us-b0gfm7prn7
Price: 20.00 USD
Availability: InStock

Brand: mankk

Condition: Used - VeryGood

$20⁰⁰

$24⁹⁹

-20% Save $4⁹⁹

Updated: 39 days ago

Buy at Amazon.com

Description

4040 series aluminum profile connector is an ideal product for industrial frame structure connection or DIY enthusiasts,which can help you complete the installation of 90-degree aluminum profile.Can be conveniently disassembled, and can be easily installed and disassembled by using daily tools.

【Reliable Material】The 4040 extrusion corner bracket is made of high-quality aluminum alloy, the surface is oxidized and blackened, which has better hardness and toughness and longer service life.T-slot sliding nut is made of carbon steel,M8 hex screw bolt is made of 10.9 grade alloy steel,high strength,not easy to deform.

【Product Features】Aluminum extrusion profile connectors are used for right-angle connection and cross connection between aluminum profiles, and are locked with T-groove sliding nuts or M8 hexagon bolts.The supporting point of connecting equipment can be strengthened.

【Wide Application】The 4040 extrusion corner bracket can be used for building industrial aluminum frame structures,3D printers,3D engraving machines,plasma cutters,machine guards projects etc.Our suite contain the accessories needed for installation, which can adapt to a variety of large and small installation projects, enough to meet your needs.

【Package include】20 Set 4040 corner bracket,40PCS T-slot sliding nuts,40PCS M8 hex screw bolt,40PCS M8 Washer,1PCS Hex Wrench.Suitable for most 40 series aluminum profiles installation.

Buy at Amazon.com

Sold by

Amazon Warehouse

Verified Retailer

Official Amazon outlet for open-box & returned items

Backed by Amazon's A-to-Z Guarantee
30-day return policy
Ships from Amazon fulfillment centers
Price verified on Amazon

Product Details

SKU:: awhd-us-b0gfm7prn7
Model:: M-4040-JM-141PCS
Country:: US
ASIN:: B0GFM7PRN7

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 $5 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 mankk 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.