Surefire Z-XBC Switch Assembly /
Tailcap / Rear Battery Door Cover for X-Series Weaponlights ( X300U-A , X300U-B
, X200 , X400 , XH30, etc...). This is a
new Surefire Tailcap Switch Assembly Battery Door Cover. Note that the Z-XBC is not compatible with the XH50G WeaponLight.