Rugged Radios Expand to 4 Place - AlphaBass Carbon Fiber Headsets - STX - Stereo Behind the Head 473 Horizontal design is exceptionally stable

Horizontal design is exceptionally stable

They also free up more usable horsepower to the rear wheels

D 1-3/16")

They can withstand the shearing force created by the two materials

Rugged Radios Expand to 4 Place - AlphaBass Carbon Fiber Headsets - STX - Stereo Behind the Head 473 Horizontal design is exceptionally stableExpand your two person intercom system to 4 persons with this AlphaBass Headset expansion pack. The AlphaBass Headset is fully featured, top of the line headset for music lovers, and features high fidelity true stereo, amplified, full range bass speakers that pack an incredible audio performance that you can feel! Available for STX Stereo and Mono Intercoms. Advanced Features that set the AlphaBass Headset apart: HIGH FIDELITY TRUE STEREO (with Stereo