HSTL Thermal LENS - Clear $200 Mystery Box Featuring a dual-function design

Featuring a dual-function design

It comes with a combined chronograph and tracer function

or paintball marker

A: The technical specs include model numbers 2211150 or 2211151

HSTL Thermal LENS - Clear $200 Mystery Box Featuring a dual-function designWhat's Included? HK Army HSTL Goggle Thermal Lens (Clear) What you need to use it This is a replacement thermal lens for the HK Army HSTL Goggle. To install, remove the current lens from your HSTL goggle frame and snap the new thermal clear lens into place (tool free quick change system). Clean with a dedicated lens cleaner and microfiber cloth before use. Pair with your existing HSTL goggle frame for anti fog performance during airsoft or paintball