Congratulations on your 7x30 Waters project.
T/C Contenders are a lot of fun, pretty accurate too.
I have the 7x30 Waters Super 14 barrel and a SSK 6.5 JDJ barrel for mine.
I added Ol Georgia Jim wood which I finished. They also have a hanger system for the forend that I'm sure will help you out.
Pictured below is my T/C Contender with the 6.5 JDJ barrel.
Here is the link to Ol' Georgia Jim-