For BT Flathead 74ci and 80ci

• porcelain / steel
• thread: M14 x 1.25
• thread length: 7/16 ”
• wrench size: 13/16 ”
• connection thread: M4
• heat range: manufacturer-code H8C corresponds to HD-code 4
• replaces OEM 32307-58, and 31629-78
• gross weight: 60 g