Related Clues:

• Stable character
• Hoops game for two
• Stallion, e.g.
• Cowboy's mount
• Gymnastics device
• One with two pairs of shoes?
• Gymnastics fixture
• Oater ride
• Clydesdale, e.g.
• Stable animal
• America's had no name
• Gymnast's equipment
• Basketball game
• Palomino or Clydesdale
• Word to add to 20-, 37- and 54-Across to make sense of the answers