RUGGED Wired Helmet Kit with Alpha Audio Speakers and Mic I10 The included pole-mounting hardware allows

The included pole-mounting hardware allows for installation on any pipe or tube  1-3/16" to 2-7/16" in diameter

This black anodized aluminum bezel features sleek design

Includes: HDS-9 LIVE with No Transducer

but a bronze coated spring-steel wire support helix prevents it from collapsing

RUGGED Wired Helmet Kit with Alpha Audio Speakers and Mic I10 The included pole-mounting hardware allowsDesigned for high performance off road use, the RUGGED Wired Helmet Kit with Alpha Audio speakers delivers clear audio for both communication and music. As part of the Rugged Wired lineup, this kit is ideal for work, race, or playoffering a reliable solution trusted by racers and recreational drivers alike. Features: Alpha Audio helmet speakers produce full range sound with enhanced highs and lows Dynamic noise canceling microphone ensures clear voice