Best Choice Gadget via eBay offers the Ergonomic Mesh High Back Executive Computer Office Chair in Black [ebay.com]
for $47.85 with free shipping.
Product Description (provided by eBay):
Ideal for the work place or home office
Adjustable Head Rest For Complete Comfort & Head / Neck Support
A comfortable fabric seat and mesh backrest with black frame, armrests and castor wheels
It has a gas lift lever under the seat which adjusts the seat height
Mesh Back With Original Clipper-Built Ergonomic Design and Padded fabric Seat
Backrest reclining function
Good Durability With Breath Ability
Fast and easy to assemble
Comfortable Arm Rests
Strong 5 Star metal foot with pulley lead 360° Degree Swivel
Headrest: approx. 29cm x 17cm/11.4 x 6.7"
Handle Height: approx. 26cm/10"
Seat Height: approx. 60cm - 70cm/23.6-27.6"
Seat Base: approx.47cm x 43cm/18.5-17"
Seat Back: approx. 43cm x 43cm/17-17"
Total Height: approx. 106cm-116cm/41.7-45.7"
1 x Instruction