Hinged Port

SS Training Bit, 5" Ported Mouth W/Some Mullen Relief, Swivel Cheeks.
Hinged Port Bit with Copper Roller, 5" Mouth, Antique Brown "S" Shank
Low Hinged Port bit, 5" Mouth with Copper Roller, Antique Brown Loose Cheeks
Antique 5'' hinged port mouth, silver mounted
SS Hinged port copper roller futurity bit. 5" Sweet iron mouth, 6 5/8" Cheeks.
SS Jointed 5" Mouth Copper Bars, 8" Cheeks.
Antique Brown Hinged Port, 5" Sweet Iron Mouth with Copper Inlay, 7" Cheeks.