What's the adjective for dismount? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verb dismount which may be used as adjectives within certain contexts.
dismounted
Having gotten off one's horse, or been removed from its usual mounting, as with a statue off its pedestal, a framed picture from a wall, or a chandelier hanging from a ceiling.
“The air-conditioned and heated cabin is fitted with a high resistance roll bar, a two-piece tiltable windscreen and a canvas roof with a dismountable frame.”
“As all Damen cutter suction dredgers are dismountable, their transport is straightforward.”