FEATURING BLADELOCK TECHNOLOGY KEEP YOUR EDGE. The new Speedblade Xchange System was developed as a quick and easy-to-use system to swap blades out, while ensuring players a consistently maximized energy transfer and performance. The patent pending BladeLock technology consists of a positive-lock mechanism that improves on “spring-lock” systems and tightly secures the blade to the holder to help prevent the blade from loosening or accidently disconnecting from the holder. BLADELOCK TECHNOLOGY A mechanical lock system that keeps a tight connection between the holder and the runner at all times. QUICK AND EASY TO SWAP BLADES Roll the BladeLock dial until you feel resistance and pull your blade out. Place your new blade into the holder, turn back the dial and you are back in the game. ULTIMATE ENERGY TRANSFER SYSTEM A consistently tightly-secured blade to the holder means that energy transfer from the boot to the holder to the blade is maximized in every stride.