Related Clues:

• Boundary
• What an air ball doesn't touch
• What a tire fits around
• Bowler's feature
• Perimeter
• Grand Canyon feature
• Net support on a court
• A ''swish'' misses it?
• Drum part
• Wheel part
• Part of a basketball hoop
• Basketball hoop
• The hoop in hoops
• Grand Canyon spot
• Monocle part