On Thursday, April 26, 2018 at 7:40:06 AM UTC-4, Bryce Sammeter wrote:
I annual two different LS3’s and both have a boom mike mounted there.

Hope that helps.

I sawed it off. I always thought it was for a boom mike. But in a crash involving my head slamming back onto the soft headrest, the bracket could have penetrated my skull (as nearly happened with a U.S. Team member at the World Championships in 1972, IIRC).

Chip Bearden