Possible Clues:

• Sounds as if the chap came down at first on the wheel
• Sounds as if the chap is on 27 down
• The sound of a chap on a wheel
• Sounds like the chap tumbled to start with on the wheel
• Sound chap at edge of revolutionary circle?
• Sounds as if this chap never spoke while going around
• Sounds like the chap that's a bit of wheeler, perhaps
• Spoke into this chap, by the sound of it, round the outside
• That sounds like the chap in the wheel
• Sounds like the chap on the wheel