Lace Music’s 5.0 version X-Bar and Deathbar models are are indented for use with nine- and 10-string guitars with straight or fan frets. The X-Bar is designed for use in for either neck or bridge position, while the Deathbar is a higher-output version with a more-aggressive midrange designed for the bridge. They are passive, with high output, light weight, and a zero noise. For more, go to lacemusic.com.