Related Clues:

• ___ in (get under control)
• Highway posting
• Stage lead
• Saddle strap
• It's a bit controlling?
• Bit strap
• Jockey's tool
• Furthest point
• Sidewalk border
• Trigger controller
• Two per customer, e.g.
• Horse brake
• Subjugate
• Maximum bet, e.g.
• Maximum speed