Surefire Z-XBC X300/X400/XH Series Switch Assembly Black The Z-XBC is a replacement for the original switch assembly for the X300, X400, XH30 series of WeaponLights. This switch includes ambidextrous dual momentary and constant-on push/toggle switch activation for easy activation. Compatible with X300, X400, XH30 series lights it is in black. Specifications: - Type: Factory Replacement Switch - Fits: Surefire X300, X400, XH30 series of Weaponlights (NOT compatible with XH50G) - Ambidextrous Dual Momentary and Constant-On Push/Toggle Switches - Material: Durable Polymer Construction - Weight: 0.35 oz - Color: Black