Adjustable lever for server chassis and server having same

A server comprising:

• a base having at least two partitions and configured to receive a server module between the at least two partitions, wherein a distance between the at least two partitions is a first distance when the server module is a first type server module, and the distance is a second distance when the server module is a second type server module, the first distance being greater than the second distance;
• and
• two levers coupled to the base and configured to be coupled with or uncoupled from the at least two partitions, each of the at least two partitions having a receiving portion configured to engage with a hook structure of a corresponding one of the two levers,
• wherein at least one of the two levers includes an adjustable arm having a first arm and a second arm, the adjustable arm further having a slit, at least two fasteners passing through the slit and coupling the second arm to the first arm,
• wherein the second arm is slidingly movable with respect to the first arm, and
• wherein a length of the adjustable arm is changeable based on relative movement between the first arm and the second arm.