Related Clues:

• Constraint
• Street edge
• Betting maximum
• Two drinks, for some
• Connection for a bit
• Betting ceiling
• Checker of a steed
• Carriage driver's need
• Angler's maximum
• Line straight from the horse's mouth?
• Head turner, at times
• Stagecoach line?
• Checking device
• One way to hold your horses
• Means of checking