Related Clues:

• Set out as wheel spokes
• Politically extreme? No Conservative spoke
• Arranged like wheel spokes
• Two hands hold up opera, as one spoke
• Tyre
• Moving out from the centre
• Like Circle Line to be innovative, though short of capital upfront
• Ready in Iran to have plug put in tyre
• Type of car tyre
• Diverging from a common centre
• One of four on a car
• 58-Across is one
• Radial __
• Grow bored or impatient
• Bike's wheel