Single Function Engine Controls: Two lever / single function per lever engine control: each lever operates separately either the throttle or the shift. Suitable for use with outboard, inboard or I/O power plants. Suitable for exposed positions such as flying bridge. The B101 is provided with the shift lever detents and with a brake tension release system adjustable from the outside of the throttle lever. Neutral safety switch X12 (optional) prevents in-gear starting. Exceeds EN ISO 11547 standards when X12 safety switch is installed. For use with engine control cables: Universal C33, C8 and MACH Zero engine control cables. C22 cables require K32 connection kit.