Can Pelican M1 3310 use SF LA or drop in's?

[socom1970]

Does anyone know if the Pelican M1 3310 incandescent light can use Surefire lamp assemblies or Cree drop-in's? I just ordered one yesterday and was wondering if it would. If so, SWEET!!! If not, no matter as it looks like a really nice single-cell incan...