Office Chairs Unlimited Top Seller!
The Inertia high back mesh office chair from Allseating is designed to deliver an unmatched level of ergonomic support and comfort.
Features:
- Thickly padded foam seat cushion upholstered in your choice of commercial grade fabric or vinyl
- High back breathable screen mesh backrest for maximum ventilation and support
- Pneumatic seat height adjustment
- 360-degree swivel
- Tilt with tilt lock
- Adjustable tilt tension
- Adjustable height T-shape task arms
- Waterfall seat edge
- Heavy duty five star base with dual wheel carpet casters standard
- Optional seat slider that adjusts the seat depth available for a minimal charge
- Can be ordered with back height adjustment (Model# 77140) or without (Model# 77189)
- Tilt with tilt tension adjustment will also be included if optional back height adjustment is chosen
- Inertia is rated for users up to 350 lbs. and meets or exceeds ANSI/BIFMA standards
- The main image above has a Sky Blue back, Momentum Free Evening fabric (Grade 6), and an aluminum base. This fabric takes an additional 10 business days to ship.
Dimensions:
Overall: 39″ – 43″H x 28.5″W x 28.5″D
Back Size: 21″H x 19″W
Seat Size: 20″W x 19.5″D
Seat Height: 17″ – 21″H
12 year warranty from
Allseating
Normally ships in 4-5 business days from Toronto CA.
CLICK HERE
for fabric color chart
CLICK HERE
for vinyl color chart
CLICK HERE
for Inertia mesh backrest color chart
Special Order / Custom Order – This product may not be returned

![Allseating Inertia High Back Mesh Chair [77140] 1 Allseating Inertia High Back Mesh Chair [77140]](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-31578698317975.webp)
![Allseating Inertia High Back Mesh Chair [77140] 2 Allseating Inertia High Back Mesh Chair [77140] - Image 2](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-31578018447511.webp)
![Allseating Inertia High Back Mesh Chair [77140] 3 Allseating Inertia High Back Mesh Chair [77140] - Image 3](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-37176263147768.webp)
![Allseating Inertia High Back Mesh Chair [77140] 4 Allseating Inertia High Back Mesh Chair [77140] - Image 4](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-37176269275384.webp)
![Allseating Inertia High Back Mesh Chair [77140] 5 Allseating Inertia High Back Mesh Chair [77140] - Image 5](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-31578295369879.webp)
![Allseating Inertia High Back Mesh Chair [77140] 6 Allseating Inertia High Back Mesh Chair [77140] - Image 6](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-29341170696343.webp)
![Allseating Inertia High Back Mesh Chair [77140] 7 Allseating Inertia High Back Mesh Chair [77140] -Office Chairs Unlimited Sales allseating inertia high back mesh chair 77140 31578018447511](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-31578018447511-247x387.webp)
![Allseating Inertia High Back Mesh Chair [77140] 8 Allseating Inertia High Back Mesh Chair [77140] -Office Chairs Unlimited Sales allseating inertia high back mesh chair 77140 37176263147768](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-37176263147768-247x379.webp)
![Allseating Inertia High Back Mesh Chair [77140] 9 Allseating Inertia High Back Mesh Chair [77140] -Office Chairs Unlimited Sales allseating inertia high back mesh chair 77140 37176269275384](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-37176269275384-247x379.webp)
![Allseating Inertia High Back Mesh Chair [77140] 10 Allseating Inertia High Back Mesh Chair [77140] -Office Chairs Unlimited Sales allseating inertia high back mesh chair 77140 31578295369879](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-31578295369879-247x394.webp)
![Allseating Inertia High Back Mesh Chair [77140] 11 Allseating Inertia High Back Mesh Chair [77140] -Office Chairs Unlimited Sales allseating inertia high back mesh chair 77140 29341170696343](https://www.officechairssupply.com/wp-content/uploads/2024/03/allseating-inertia-high-back-mesh-chair-77140-29341170696343-247x391.webp)

![Boss Mesh Guest Chair With Casters, Black [B6909R-CS]](https://www.officechairssupply.com/wp-content/uploads/2024/03/boss-mesh-guest-chair-with-casters-black-b6909r-cs-29375427575959-247x323.webp)
![Space Seating Air Grid Mesh Office Chair [13-37N1P3]](https://www.officechairssupply.com/wp-content/uploads/2024/03/space-seating-air-grid-mesh-office-chair-13-37n1p3-37875829375224-247x375.webp)
![Safco Lineage Big & Tall High Back Executive Chair, 500 Lb. Weight Capacity [3502BL]](https://www.officechairssupply.com/wp-content/uploads/2024/03/safco-lineage-big-tall-high-back-task-chair-500-lb-weight-capacity-3502bl-black-13833865658508-247x387.webp)
![Space Seating Mesh Air Grid Chair With Adjustable Headrest [55403]](https://www.officechairssupply.com/wp-content/uploads/2024/03/space-seating-mesh-air-grid-chair-with-adjustable-headrest-55403-31668137558167-247x439.webp)
![Boss Ava Guest Chair [B529BK-BK]](https://www.officechairssupply.com/wp-content/uploads/2024/03/boss-ava-guest-chair-b529bk-bk-black-31633279484055-247x261.webp)
![Space Seating Big And Tall Mesh Drafting Chair [15-37A720D]](https://www.officechairssupply.com/wp-content/uploads/2024/03/space-seating-big-and-tall-mesh-drafting-chair-15-37a720d-29461084471447-247x479.webp)
Reviews
There are no reviews yet.