Greenlee 06259 Specifications:CableCaster Replacement Darts for 06186 CableCaster4 Darts Per PackageGreenlee 06259 Features:CableCaster significantly speeds up the installation of lightweight communications cable through hard-to-reach spaces such as suspended ceilings, rafters and sub-floors.50' (15 m) range allows for faster installations with fewer pulls.Bright yellow body reduces chances of leaving the CableCaster behind.Glow-in-the-dark darts minimize replacement costs because they are easy to locate.Aerodynamic darts provide high accuracy and fast installation.Optional flashlight (46500) improves visibility.