Bring The Boom. The K-Tek KE-100CC Graphite Boompole w/ Internal XLR Cable is an easily transportable and sleek boom solution. This boompole extends from 2.2 feet to 8.8 feet, and features 5 jam-resistant locking sections that easily twist to secure your desired length. An internal coiled XLR cable and 3-pin XLR connection on the bottom integrates your setup easy and breezy.