Designed for use with .330 O.D. Casing, the Mr. Speedometer HF151 Ferrule nut is one of the many ferrules from Mr. Speedometer. It features an overall length of 2 1/4-inches, lower and with extension 7/8"-18 thread. This ferrule uses HM173 adapter sleeves.
- Description: For .330 O.D. Casing
- Overall Length: 2 1/4"
- Use with HM173