Recall: Bicycle Stems Recalled by Ridley Bikes Due to Fall Hazard

May 22, 2012
Release #12-183
Firm's Recall Hotline: (877) 745-7703
CPSC Recall Hotline: (800) 638-2772
CPSC Media Contact: (301) 504-7908

Bicycle Stems Recalled by Ridley Bikes Due to Fall Hazard

WASHINGTON, D.C. - The U.S. Consumer Product Safety Commission, in cooperation with the firm named below, today announced a voluntary recall of the following consumer product. Consumers should stop using recalled products immediately unless otherwise instructed. It is illegal to resell or attempt to resell a recalled consumer product.

Name of Product: 4ZA Threadless Carbon Bicycle Handlebar Stem

Units: About 105

Distributor: Sinclair Imports, of Reno, Nev., and Quality Bicycle Products, of Bloomington, Minn.

Manufacturer: Race Productions NV, Belgium

Hazard: The bicycle handlebar stems can crack or break, posing a fall hazard.

Incidents/Injuries: The firm received one report of a handlebar stem breaking resulting in minor injuries.

Description: The recall involves all 4ZA 31.8 threadless bicycle handlebar stems sold as individual aftermarket components. The stems are black and have the words "4ZA Cycling Performance" painted on the carbon extension between the steerer clamp and handlebar clamp. The recalled stems range in extension lengths from 90mm to 130mm, approximately 3.5 to 5 inches.

Sold at: The stems were sold at specialty bicycle retailers and via websites from January 2005 through April 2010 for about $59.

Manufactured in: Taiwan

Remedy: Consumers should immediately stop using their bicycles and contact the bicycle retailers where the stems were purchased to obtain a free replacement stem. Other bicycle shops can handle the replacement process by contacting the manufacturer's current distributor, Quality Bicycle Products, Inc.

Consumer Contact: For additional information, please contact Quality Bicycle Products, Inc. ("QBP") toll-free at (877) 745-7703 between 8 a.m. and 6 p.m. CT Monday through Friday, or visit

Picture of recalled bicycle handlebar stem