G skill ram sliding

[azzyork]

im looking at my ram stick just to admire them and i notice i can slide the heat sink(metal black thing) back and forth. is that normal?

 

[Prototype]

i dont think so it should be secure i might be wrong since my ram doesnt have one

 

[azzyork]

hopefully because as of now my computer is not yet done...received a DOA power supply so my parts is just sittin there...anyways i wont know until i try to overclock it or what not *crossing fingers*