Question about the G&P Scorpion R500S flashlight

[Laursen]

Hey all...

First time poster I just got a G&P Scorpion R500S for my M15 carbine...

http://www.photosgraphein.net/m15a4_1.jpg

http://www.photosgraphein.net/m15a4_2.jpg

For the price I think it delivers great value but I was wondering if I can change the head or lamp to LED ?

Regards,
Jakob Laursen