Raynor Marketing Recalls about 150,000 Quantum Office Chairs.

The bolts attaching the seatback on the recalled chairs can loosen and detach, posing a fall and injury hazard to consumers. Raynor has received 33 reports.

This recall involves the Quantum Realspace PRO™ 9000 Series Mid-Back Multifunction Mesh Chair SKU # 510830 and the Quantum Realspace PRO™ 9000 Series Mesh Chair with Headrest SKU # 690690. The Realspace PRO™ Mesh Guest Chair is not involved in this recall.

They were sold exclusively at Office Depot stores nationwide and on the Web at www.OfficeDepot.com from May 2006 through August 2009. The mid-back chairs sold for about $300 and the chair with headrest for about $350.

Consumers should immediately stop using the recalled office chairs and contact Raynor to receive a free repair kit.

For additional information and to receive a free repair kit, contact Raynor toll free at (866) 244-8180 between 9 a.m. and 5 p.m. ET Monday through Friday or visit the firm's Web site at http://www.Quantumchair.com/recall