Vaulting horse

гимнастический конь для опорных прыжков

Большой англо-русский словарь

Vaulting horse

noun 1. a gymnastics apparatus used in vaulting that consists of a padded rectangular or cylindrical form supported in a horizontal position above the floor 2. an event in which vaults are made over a vaulting horse

Merriam-Webster's Collegiate Dictionary