This specification covers the standard for front wheel retention systems for all bicycles equipped with manually operated retention systems such as a quick release. This specification is only for bicycles equipped with manually operated retention systems, and does not apply to tool-operated wheel fastening systems. Primary retention and secondary retention tests shall be performed to conform to the specified requirements.

1.1 This specification covers the standard for front wheel retention systems for all bicycles equipped with manually operated retention systems such as a quick release.

1.2 This specification is only for bicycles equipped with manually operated retention systems, and does not apply to tool-operated wheel fastening systems.

1.3 The intent of this specification is to define the performance of primary and secondary wheel retention systems, with the focus on preventing unintended wheel separation.

1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.