<p>The invention relates to a thrust reverser for the nacelle of a turboreactor, comprising at least one fixed front frame (25) that can be mounted downstream of a fan casing of said turboreactor and directly or indirectly supports at least one flow deviation means (22), characterised in that at least part of said flow deviation means (22) can be detached from the front frame (25) and moved in translation independently therefrom when a maintenance operation is being carried out on said reverser.</p>
