PCI's most popular helmet kit for Short Course Racing with PCI / Off-Road type wiring. Complete with Flexible boom, 150 ohm dynamic microphone and 1/8" (3.5mm) mono Ear Bud Jack.
- Easy, do-it-yourself kit!
- 4 conductor Plug
- Mic Sock and O Ring Included
- Highest Quality in the industry
Superseded Part #'s 220