This fits your . Make sure this fits by entering your model number. Speed Sensor Extension Cable: This is a speed sensor extension cable for electric bikes that require a longer distance to install. High Quality Materials: Made of high quality plastic + rubber, it is durable, wear resistant and has a long service life. Applicable Scene: Suitable for Bafang middle drive motor BBS01 BBS02 BBHD test speed sensor extension cable. Two Lengths Available: Using sophisticated production technology, it is available in 40cm or 60cm lengths to meet different needs. 3pin Female To Male: 3pin female to male, perfectly matched for Bafang speed sensor, with excellent performance.