Published Aug 25. 2015 - 8 years ago
Updated or edited Feb 27. 2019

IBS rear tube system

The Interchangeable Body Tube System (oddly enough called IBS rather than IBTS) consists of a fly tied on the thin inner tube and a selection of rear tubes to use with it. It allows you to adjust weight and color at waterside.
Copyrighted material
Martin Joergensen - The Global FlyFisher
IBS rear tube system
Martin Joergensen
Used in "Tube Style Plate"
Used in "Tube Tying Techniques"