- Minimum length is 5" but the mouthpiece can be made longer to give you a total length greater than 5".
- thread that screws onto the blowpipe is a 9/16" X 30 tpi thread
- big bored - through bore is 11/32" (0.343") and the outside diameter at the mouthpiece tip is 1/2"
- mouthpiece section is stright so the longer ones can be cut shorter but still keep the 1/2" outside diameter
- bulb section available in imiation ivory, premium imitation ivory or black Delrin
- metal tube section available in nickel, stainless or silver
- engraving is available for the metal tapered tube
