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    Floating Shelves
    1. Home
    2. Shelf, Closet & Garage Organization
    3. Floating Shelves
    Item # RSFCB-1521 • Mfr # FCB-1521

    15" - 21" Floating Cabinet Bracket

    • User manual 1, FCB-1521
      User manual 1, FCB-1521

    Description

    NOTE: As of 4/13/26, InnovaShelf's prefix has changed from IS to RS. This part number has changed from ISFCB-1521 to RSFCB-1521.


    15" - 21" Floating Cabinet Bracket For Adjustable Spans

    15" - 21" Floating Cabinet Bracket from InnovaShelf is an adjustable FCB set that works in any size cabinet between the listed minimum overall width and maximum overall width, so one kit covers a range of cabinet sizes on the same job. This floating cabinet bracket is part of a system in the Floating Shelves and Concealed Brackets product class, so it supports clean, concealed wall-mounted cabinet designs where visible supports are not desired. The manufacturer part number FCB-1521 clearly identifies this specific width range and performance level for reordering or matching project specs. The FCB set design focuses on hanging a floating cabinet securely while keeping components concealed, which helps maintain a streamlined look across shelf, closet, and garage organization layouts that call for floating cabinets.

    Key Floating Cabinet Bracket Details For Pros

    • The FCB set is adjustable between the listed minimum and maximum overall cabinet width, which lets one bracket set handle different cabinet sizes and reduces the need to stock multiple fixed-width solutions for similar spans.
    • The web description states that FCB sets work in any size cabinet between the listed minimum overall width and maximum overall width, so installers can rely on that defined range when planning cabinet carcass dimensions around this concealed support.
    • The product belongs to the Shelf, Closet & Garage Organization and Floating Shelves categories, tying this bracket directly to storage layouts where floating cabinets and concealed supports help keep wall space clear and visually consistent.
    • The brand is InnovaShelf and the manufacturer part number is FCB-1521, which gives a precise reference for spec sheets, project documentation, and matching future cabinet runs to the same concealed bracket system.
    • The set is described as a floating cabinet bracket, aligning it with applications where cabinets are wall-hung without visible support arms, so it fits design-driven projects that still require defined structural support elements.

    Installation Range, Stud Mounting, And Materials

    The FCB floating cabinet bracket has a listed weight bearing capacity of 500 lbs when installed into two or more studs, which directly ties performance to stud-mounted installation and supports heavier cabinet loads within that condition. The web description notes that the bracket is compatible with hardwood, plywood, MDF, and particle-board cabinets, so the same system can be used across different cabinet box materials in a shop or onsite setting. The description also states that the FCB set can be assembled in the shop or on the jobsite, which gives flexibility in workflow and allows fabrication teams to choose where to build the cabinet and support assembly.

    How This Floating Cabinet Bracket Works In Use

    Floating Cabinet Bracket For 15" To 21" Wide Cabinets

    This 15" - 21" Floating Cabinet Bracket is described as an FCB set that works in any size cabinet between the listed minimum overall width and maximum overall width, so it is intended for cabinets falling within that span in shelf, closet, and garage organization layouts. The product sits in the Floating Shelves and Concealed Brackets class, which means the support is designed to be concealed inside or behind the cabinet structure while the cabinet appears to float. That concealed approach matters when a project calls for wall-mounted cabinets that visually align with floating shelves, since it helps keep the front and underside of the installation clear of visible support hardware. Because the product name and description identify it specifically as a floating cabinet bracket, it is focused on cabinet applications rather than open shelves, so it pairs logically with enclosed storage runs in closets or garages that still use a floating look.

    Stud-Mounted 500 Lb Capacity For Repeatable Results

    The web description specifies a 500 lbs weight bearing capacity if the FCB floating cabinet bracket is installed into two or more studs, tying its rated capacity directly to a stud-based mounting method. That condition means the bracket is intended to transfer cabinet loads back to structural framing through its center brace, two rails, and two bracket arms, creating a defined load path when cabinets are hung. The description notes that the set is compatible with hardwood, plywood, MDF, and particle-board cabinets, so builders using different core materials can work within the same concealed bracket system while keeping the load rating tied to stud mounting. It also states that the FCB set can be assembled in the shop or on the jobsite, which supports consistent results across production-style cabinet runs or one-off installations by using the same core components and layout approach. Together, these details frame the bracket as a repeatable method for hanging floating cabinets where loads, materials, and location are all defined up front.

    Common Questions About The 15" - 21" Floating Bracket

    What cabinet width range does the FCB-1521 bracket cover?

    The 15" - 21" Floating Cabinet Bracket is described as an adjustable FCB set that works in any size cabinet between the listed minimum overall width and maximum overall width, so it is intended for cabinets within that span.

    What is the weight bearing capacity of this floating cabinet bracket?

    The FCB floating cabinet bracket has a listed weight bearing capacity of 500 lbs if installed into two or more studs, which defines its use where cabinet loads are transferred into framing.

    Which cabinet materials are compatible with this bracket set?

    The web description states that the FCB set is compatible with hardwood, plywood, MDF, and particle-board cabinets, allowing use across a range of common cabinet box constructions.

    Can the InnovaShelf FCB set be assembled on site?

    The FCB set can be assembled in shop or on jobsite, so cabinet makers and installers can build the assembly where it best fits their workflow.

    How does this product fit into floating shelf and cabinet projects?

    The product is categorized under Shelf, Closet & Garage Organization and Floating Shelves, so it is aimed at floating cabinet runs within those storage layouts.

    What components are part of the FCB-1521 bracket system?

    The web description lists a center brace, two rails, two bracket arms, and installation screws as the components used to hang a floating cabinet with this FCB set.

    Select This Floating Cabinet Bracket For Defined Loads

    The 15" - 21" Floating Cabinet Bracket from InnovaShelf is described as an adjustable FCB set for cabinets within the listed width range, so it targets projects needing a defined span. Its 500 lbs weight bearing capacity when installed into two or more studs ties performance directly to stud mounting, aligning with heavier floating cabinet applications. Compatibility with hardwood, plywood, MDF, and particle-board cabinets lets one system support varied box constructions in shelf, closet, and garage organization work. For jobs calling for concealed support and a floating cabinet look, this FCB-1521 bracket set provides a clearly defined, repeatable method for hanging cabinets within its specified range.

    Weight Capacity
    500 lb
    Product Type
    Floating Vanity Support
    Height (in)
    2-1/2 in
    Depth (in)
    8-3/16 in
    Minimum Shelf Width
    15 in
    Minimum Cabinet Width
    21 in
    Material Type
    Zinc
    Manufacturer Series
    FCB
    Supplier Pack Size
    1
    Sold In
    1
    Weight Capacity
    500 lb
    Product Type
    Floating Vanity Support
    Height (in)
    2-1/2 in
    Depth (in)
    8-3/16 in
    Minimum Shelf Width
    15 in
    Minimum Cabinet Width
    21 in
    Material Type
    Zinc
    Manufacturer Series
    FCB
    Supplier Pack Size
    1
    Sold In
    1
    0Cart
    0Cart
    1000 lb500 lb
    2-3/8 in2-1/2 in
    8-3/16 in10-1/8 in
    15 in21 in29 in42 in56 in
    21 in29 in42 in56 in84 in
    InnovaShelf
    $73.32/Set
    15" - 21" Floating Cabinet Bracket
    Item# RSFCB-1521 / MFR Part # FCB-1521
    Set
    Set
    In Stock

    Sold In: 1 Set

    Set