November 18, 2019 13Audio 15a cast iron castings Back to the foundry, direction machining shop. all fun…. Share this:Click to share on Facebook (Opens in new window)Click to share on Pinterest (Opens in new window)MoreClick to share on Twitter (Opens in new window)
[…] Throats on the originals are in cast iron, and that’s what I made despite the availability of brass throats that are on the market. (Read up on throats here) […] Reply
13Audio 
[…] Throats on the originals are in cast iron, and that’s what I made despite the availability of brass throats that are on the market. (Read up on throats here) […]