# NPS® 6300 Series Height Adjustable HD Square Seat Steel Stool with Back, Supports Up to 500 lb, 18"-26" Seat Height, Brown/Gray

The durable construction and classic design of these heavy-duty square-seat stools with backrests and adjustable height legs are ideal for hands-on educational settings like art rooms, science labs, home economics or shop classrooms.

-   Features a square, contoured hardboard seat with 16 rivets.
-   Sturdy 0.88" O.D. 18-gauge steel tubing.
-   The 0.63" O.D. foot rings are welded to each leg by four contact points for added rigidity.
-   Backrest adjusts up/down and forward/back.
-   Leg height adjustable in 1" increments up to eight additional inches.
-   Tested by Bureau Veritas to support 500 lbs static load capacity.

## Details

- **Price:** 139.4 USD
- **Vendor:** NPS®
- **Type:** Chairs/Stools
- **Tags:** Furniture, Furniture Shipping Condition, Office, Seating, Seats, Workstations

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 139.40 USD | In stock |

## Images

- Adj HD Square Seat Steel Stool w/ Back | 18"-26"

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> Source: [Bloom Skins](https://www.bloomskins.com/products/nps®-6300-series-height-adj-hd-square-seat-steel-stool-w-back-supports-500-lb-18-26-seat-ht-brown-gray)
> Updated: 2026-08-29