HK ARMY HSTL Thermal LENS - Clear smoke grenade Hop-up - Adjustable by opening

Hop-up - Adjustable by opening breach

Sunshade: yes

Note:Please confirm the size is available before purchase

Users can choose Rifle or Pistol Aiming whichever they prefer

HK ARMY HSTL Thermal LENS - Clear smoke grenade Hop-up - Adjustable by openingThe HSTL Goggle Lens System is composed of virgin optical grade GE polycarbonate inherently UVA \ UVB and IR shielded, every HSTL lens shields your eyes from dangerous sunlight in every playing condition. The interior thermal lens features 3M Foam Sealant, trapping a layer of cool barrier of insulating air, eliminating condensation and encouraging evaporative cooling. Details Anti Fog Thermal Layer Optical Grade Polycarbonate Works only with HSTL