The Yakima Skyline Complete Roof Rack is designed to install on vehicles with fix-points, factory tracks, permanent mounts for fiberglass truck caps, and permanent custom mounts. Yakima Skyline Towers are part of Yakima's new StreamLine Series product line. Yakima SkyLine Tower's snap-fit design provides an easy-to-use, solid, secure fit to your vehicle. A pre-calibrated torque driver is included with Skyline Towers to assure the exact tightness level during installation. Yakima's Skyline Complete Roof Rack has four different crossbar options available: pair Steel RoundBars, pair Steel CoreBars, pair JetStream Bars, and pair HD Bars. It also includes four Yakima Skyline Towers and Landing Pads. Yakima's Landing Pads are vehicle specific and providing a variety of different options for custom vehicle fits. With the addition of 4 Yakima SKS Lock Cores, SkyLine Towers can be locked to your vehicle (sold separately).