Specific Material: Our adaptor ring mounting bracket are made of high quality plastic material to ensure durability and long service life,wear-resistant.
Size: The Spacer size is 180x16mm/7.09"x0.63" with an inner diameter of 145mm/5.7", which is suitable for most of the automotive speaker installations.
Application: These car stereo speaker spacer can be widely used in many vehicle types such as cars, boats, trucks and RVs, easy to replace the speakers and enhance the audio effect.
Package Contains: Each package contains a pair of black car speaker spacers, convenient for you to install and use.