Possible Clues:

• Bar for circus acrobats
• A bar to high-fliers
• Swing section rose with ease, say
• One might be flying to the snare with ease, by the sound of it
• Bar for swinger supplied gin and ecstasy tablets, it's said
• Swing section moved back to give relief to ears
• 1956 film starring Burt Lancaster, Tony Curtis and Gina Lollobrigida
• Aerobatic device
• Some rejected relaxation, say, for swinging bar
• Circus bar on ropes