Paper Cone Fullrange(93g) size of the rear (2pin) Length/Width: 55mm

Height: 33mm

There is a spacer on the back of the series woofer that acts as a protector(39g), It's made of what looks like synthetic rubber, and it's encased in metal. And there is also a fragile edge spacer made of sponge.

Diagonal distance: 90mm

Diameter: 78mm

Thickness: 4mm

The screws for the speaker and gasket are the same screws, both round head, flat tip screws Head diameter：5mm

Thread length & Thread quantity: 9mm & 9 / Screw diameter: 3mm