2021 October
E Series SW01 Skinny Tailcaps Released!!
E Series SW01 Skinny (aka UM00) Style Tailcap for the Surefire E Series lights released today!

This tailcap follows design of the original SW01 "Skinny" tailcap (also known as the UM00) and we shrank it in scale to make it compatible with the E Series lights.
Mil-Spec HA3 anodization and made with highest grade 7075-T6 Aerospace Aluminum.

Your choice of Momentary Twisty or McClicky Switch internals.