Spare/Additional optics for the Gloworm XSV*, XS**, or X2 (G1.0 and G2.0). 

The XSV comes with two spot and one flood optic installed. 

The XS comes with two spot and one flood optic installed. 

The X2 with one spot and one flood installed

Buy additional optics if you wish to change your optic setup.

*XSV G1.0 and G2.0 use the same optics.

**XS and X2 optics have changed from G1.0 to G2.0.

If you have questions about which optics your light has please contact us.