4Post™ Shelving

Top-Shelf Storage for Every Need

4Post by Datum provides durable shelving in a range of configurations to maximize storage for just about anything you need to keep on hand, from binders to bicycles to baseball bats. Our 4Post system is uniquely customizable to keep materials of any size and weight organized and easily accessible while making the most of every inch of precious storage space.

The unique design of 4Post allows single and double entry access to stored items in a variety of depths from 9 to 36 inches. Options range from wide-open pass-through shelving to two-sided shelves with center stops to closed units with locking door fronts, allowing you to create just the right balance between security and accessibility to suit your particular needs.

4Post is available in standard, heavy duty, heavy duty plus, x-ray, and library shelving configurations, offering exceptional flexibility. It is manufactured in the USA from high-grade steel and finished with durable powder coat, ensuring long-term durability and performance. Like all of our products, 4Post can be customized to suit your needs and finished in colors to complement your existing décor.

Isn’t it time to give your facilities a top shelf storage system from Datum?

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Get to Know the 4Post™ Shelving

  • 1

    Prepunched tops and single rivet bottom shelf supports ensure easy installation to Datum's TrakSlider and MobileTrak storage systems without the need to drill additional holes.

  • 3

    A plethora of accessories available to customize your 4Post. Add magazine doors, drawers, ball and golf bag storage to help you fit any need.

  • 5

    Shelves are seated on two (2) heavy-duty double rivet shelf supports ensuring maximum support and distribution of weight. Optional shelf reinforcements are available to hold more weight per shelf.

  • 2

    Datum’s interlocking keyhole uprights are available in seven standard heights and custom heights to meet your exact requirements.

  • 4

    Accommodate a variety of documents and media from letter and legal files to athletic equipment to binders and boxes.

  • 6

    Adjustable on 2" centers ensuring documents remain secure, organized and easily accessible.

Explore the Possibilities with 4Post™ Shelving

Archival Storage

Archival Storage

When several municipalities in Auglaize, Ohio were converging into a newly constructed building, they realized they had a pressing storage concern on their hands.

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Evidence and Archival Storage

Evidence and Archival Storage

During their move into a new building, the Watertown Police Department found their current freestanding shelving to be less than adequate in storage capacity for their needs.

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General Bulk Storage

General Bulk Storage

Dallastown Area School District had recently constructed a new intermediate school and was in search of a sensible, simple bulk storage solution for their storage rooms.

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Library Book Storage

Library Book Storage

Glatfelter Memorial Library had decided that it was time to expand their book collection.

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Literature & Specifications

Product Literature

4Post™ Literature
4Post™ Literature
last updated 11/2016 Download

Tambour Door
Tambour Door
last updated 11/2017 Download

Assembly Instructions

4Post™ Magazine Rack
4Post™ Magazine Rack
last updated 11/2016 Download
4Post™ Reference Shelf
4Post™ Reference Shelf
last updated 11/2016 Download

4Post™ TrakSlider
4Post™ TrakSlider
last updated 11/2016 Download

4Post™ Wall Tie
4Post™ Wall Tie
last updated 11/2016 Download

4Post™ Door
4Post™ Door
last updated 11/2016 Download
4Post™ Garment  Rack
4Post™ Garment Rack
last updated 11/2016 Download

Standard Paint Colors

  • Black
  • Blue
  • Bone White
  • Burgundy
  • Gray Mist
  • Industrial Red
  • Ivory
  • Light Gray
  • Medium Gray Metallic
  • Pure White
  • Safety Yellow
  • Sand
  • Tan Metallic
  • Tech Blue
  • Warm Brown
Wilsonart Standard Laminates & Melamines

  • Black
  • Dove Grey
  • Figured Mahogany
  • Frosty White
  • Grey Nebula
  • Khaki Brown
  • Manitoba Maple
  • Slate Grey
  • Solar Oak
  • White Nebula
  • White Sand
  • Wild Cherry


  • Preconfigured Heavy Duty Plus – 18 gauge
    Widths: 24", 30", 36", 42", 48"
    Heights: 88-1/4"

    • 12", 15", 18", 24", 30", 36"
    • 1-1/8" flange on all sides
    • Slotted or unslotted shelves
  • Preconfigured Standard – 22 gauge
    Widths: 24", 30", 36", 42", 48"
    Heights: 64-1/4", 76-1/4", 85-1/4", 88-1/4", 97-1/4"

    • Letter Single Entry: 12", Double Entry: 24"
    • Legal Single Entry: 15", Double Entry: 30"
    • 3/4" flange on all sides
    • Slotted or un-slotted shelves
  • Preconfigured Library – 22 gauge
    Widths: 24", 30", 36", 42", 48"
    Heights: 76-1/4", 88-1/4"

    • Single Entry: 9", 12", 15"
    • Double Entry: 18", 24", 30"
    • 3/4" flange on all sides
    • Slotted or un-slotted shelves
  • Preconfigured X-Ray – 18 gauge
    Widths: 24", 30", 36", 42", 48"
    Heights: 85", 88"

    • 18", 36"
    • 1-1/8" flange on all sides
    • Slotted or unslotted shelves
Storage & Dividers
  • PlanSTOR™
  • Magazine Door
    Magazine Door
  • Golf Bag Rack
    Golf Bag Rack
  • GunSTOR™
  • Garment Rod
    Garment Rod
  • Bin Dividers
    Bin Dividers
  • EasyROLLER™ System
    EasyROLLER™ System
  • CD Stor™
    CD Stor™
  • Ball Rack
    Ball Rack
  • Drawer Systems
    Drawer Systems


Panels & Extensions
  • Back Panels
    Back Panels
  • Upright Extension
    Upright Extension

Shelves & Spacers
  • Reference Shelf
    Reference Shelf