HE507C GR X2 Elite Solar Green Circle Dot Sight Kleur:Zwart 54mm lens with 4 16x magnification Kleur:Everglade 54mm lens with 4 16x magnification Weight: 5 g Shipping weight: 4 g==WE== WE is one of the most experienced producer and manufacturer of GBB airsoft replicas in the market The set includes a cleaning cloth and installation keys Since that day Holosun has been committed to developing innovative optic and laser IR technologies for sport shooting