This specification covers nonpowered trailers intended to be pulled behind bicycles to transport one or two children with accessory loads with a prescribed maximum weight. It includes methods for strength, impact drop, structural integrity in rollover, tipover resistance, single-occupant trailer, double-occupant trailer, coupling security, and system fatigue tests. The tests confirm that this specification is satisfied. The specification also prescribes colors, reflectors, and flags for conspicuity.

1.1 This specification covers a nonpowered trailer intended to be pulled behind a bicycle in order to transport one or two children with an accessory load of a maximum weight of 45.4 kg (100 lb). It includes test methods for confirming that this specification is satisfied.

1.2 The values stated in SI units are to be regarded as the standard. The units given in parentheses are for information only.

1.3 The following caveat pertains only to the test methods portion, Section 5, of this specification: 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.