[ Primary Chain Tensioner Function ]: The M6 Primary Chain Tensioner makes a smoother ride by reducing annoying vibration and noise , by keeping constant and correct tension at all times
[ M6-BT07 Feature]: Your transmission will 'click' into gear instead of 'clunk', It also improves shifting performance while extending the life of your primary chain
[ Easy installation ]: (generally less than 1 hour for the non-mechanic), it's not necessary to remove your primary chain
[ Improve Tension ]: you can have the proper chain tension during acceleration and deceleration with the big benefit of improved shifting
[ Package includes]: include a set of Primary Chain Tensioner kit