DS18 has a huge variety of audio drivers. A lot of these drivers require external throats to purchase. The DS18 PRO-HA200A is a four bolt throat that's 2" in diameter and has a depth of 11.26" to fit most 4 bolt pro audio drivers.
WARNING: Cancer and/or Reproductive Harm - www.P65Warnings.ca.gov/
Some of the automotive and motorcycle parts listed on this site have been known to the State of California to cause cancer or reproductive toxicity.
