Professional's Choice hinged port bit with a turquoise dot 6" shank.  This bit is designed with a weighted cheek allowing for more control and increased poll pressure, and maintains clean lateral movement.  The  6" cheek is polished steel including silver and turquoise design making clean yet uplifted look.  Bit also designed to rust which creates a sweet iron taste promoting salivation. 

Turquoise dot shank hinged port bit

6" cheek

5 1/4" mouth