






Heavy Duty Countertop Support Brackets, 10-Inch Hidden 800LBS Loading Countertop Bracket Side Wall Mounted for Granite Quartz Stone Shower Bench Rustproof Kitchen Island, 2-Pack 5/16'' Thick
US$82.78
Arrives as soon as ✓ Free shipping over $200Description
Product Details Color: Black Item Dimensions: 10 x 2.5 x 0.25 inches Mounting Type: Wall Mount Included Components: Countertop Support Bracket and screws Unit Count: 2 Count Model Number: Co...
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Free shipping $200+
Orders of $200 or more ship free. No code needed.
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Product Details
- Color: Black
- Item Dimensions: 10 x 2.5 x 0.25 inches
- Mounting Type: Wall Mount
- Included Components: Countertop Support Bracket and screws
- Unit Count: 2 Count
- Model Number: Countertop Support Bracket
- Set Name: Heavy Duty Countertop Support Brackets 2-Pack
- Manufacturer Part Number: Countertop Support Bracket
- Item Depth: 10 inches
- Material Type: L Brackets 10 In - 2 Pack
- Finish Types: Powder Coated
About this item
- 【Triangle & Standard 90°Bending】The hidden countertop support brackets feature a precision-engineered triangle structure and standard 90°bending,delivering exceptional stability and load-bearing performance.This design ensures your granite countertop support brackets stay perfectly level,preventing any tipping or shifting of heavy stone surfaces.The triangular geometry distributes weight evenly,making these countertop brackets ideal for supporting marble vanities,floating benches,and quartz overhangs with long-term reliability.
- 【Heavy Duty & Rustproof Coating】Built from 5/16'' thick solid steel with a sleek matte black powder coat, these heavy duty countertop brackets are made to handle tough conditions—even in steamy bathrooms or damp laundry rooms.No more worrying about rust or peeling like you'd see with cheap metal brackets.Rated at 500 lbs per bracket (1000 lbs per pair) ,they've got more than enough muscle to hold up hefty granite slabs,butcher block tops,or a sturdy floating shower bench.
- 【Material and Size】We offer three different length(10''/12''/16'') to fit your project,all with the same solid 5/16'' steel thickness and a true 90°bend for maximum strength.What sets us apart? Our one-piece stamped construction means no weak weld joints—a common fail point on cheaper bench brackets.Whether you're working with concrete laminate countertops or natural stone,these brackets give you the rugged,long-haul support you're looking for.
- 【Complete Accessories & Easy to Install】Each bracket comes with 10 pcs PA6-10T cross pan head screws and 2 pcs PA6#*3/4 screws for secure fastening,plus a detailed instruction manual.These hidden countertop support brackets work on drywall,concrete, brick and wood walls—no special tools required. Whether you're installing countertop support brackets for a marble vanity, a floating shower bench,or a large stone slab,our low-profile brackets stay completely hidden behind the surface. All hardware comes in a compact carton box for organized storage and easy access during installation.
- 【Multiple Choices & Widely Applicable】Available in three sizes and finished in sleek matte black,these floating shower bench brackets are perfect for a wide range of applications.Use them as butcher block countertop brackets in kitchens,granite countertop support brackets in bathrooms,or hidden countertop support brackets for concrete laminate surfaces and stone overhangs.Whether you're supporting a floating bench,a marble vanity or a heavy quartz island.Our brackets deliver invisible reliable support that blends seamlessly with any design style—modern,traditional or industrial.
Shipping Policy
Flintby ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not quite right, you can request a return within 30 days of delivery, and Flintby will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@flintby.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Flintby replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.








