Medicament Container Retaining Mechanism

A medicament container retaining mechanism for a medicament delivery device, comprising:

• at least one flexible retaining member arranged to a first housing part of the medicament delivery device, the first housing part being configured to receive a generally tubular medicament container therein;
• wherein the at least one flexible retaining member interacts with a rim of a medicament container received in the first housing part, exerting a longitudinally directed clamping force on the rim to prevent movement in a longitudinal direction of the medicament container in the first housing part;
• the at least one flexible retaining member and the first housing part are a unitary part;
• and the at least one flexible retaining member is a generally U-shaped cut-out portion in the first housing part having a resilient tongue.