4" x 12 Tri-Clamp Spool

4"x10" Tri-Clamp Spool  Specifications: Tri-Clamp Size 4" Material 304 Stainless Steel  Standard 3A Mirror Polish Spool OD 4" Spool ID 3.834" Flange OD 4.682" Bead Center 4.344" OD = Outer Dimension ID = Inner Dimension Disclaimer to Customer: User assumes all responsibility and risks of the system for all Stainless Steel Parts bought separately to piece together a Closed Loop, Closed Column, or Open Blast Extractors. They DO NOT come with a standard 1 year system warranty, customer assistance on how to run your system, technical help or a guarantee of the system being tested.