I do on ordering of ring and equipment for setting of loud speakers.(aluminium) Do you apply it in the installations in a car?

Hello to all fans of car audio !!! A little about myself: I work , have a family : wife and two children . The wife of a doctor, I'm an engineer . I engaged in addition to the main work of the creation of aluminum products for car audio .

Product Brand & Model: HAT L1 Pros, Focal Utopia 3w2 be, Focal 6K2P, Focal 3" grills, Focal tweeter mounts, +/- 900 feet CAT 5 cable Condition of all items: All item are in good working condition. The HAT L1 Pro's have barely been used. Total Price: : HAT L1 Pro's $250.00, Focal Utopia...

I need a pair of grills for my Mpyre 65Ms. I've been planning on making some, but never seem to get around to it. I'd like some that'll give good protection (they're going in the bottom front corner of the doors), and not look bad. The outer diameter on the flange looks to be exactly 7", and I...