HK Fossil - Eclipse CS3 - Prestige Airsoft Guns The i4 Pro is compatible

The i4 Pro is compatible with the wide range of DYE lenses to match any lighting condition

Quick Change Spring: Yes (M120 Installed)

D1 Large roller bag dimensions: 34" H x 16" W x 10

Light up the night with the Elite Force M4 CQB EYETRACE The M4 CQB EYETRACE features a built in smart LED tracer unit to light up tracer BBs

Multiple Picatinny Rails Allow for Extra Accessories

HK Fossil - Eclipse CS3 - Prestige Airsoft Guns The i4 Pro is compatibleMeet the HK Fossil Eclipse CS3 which offers more, across many aspects of its design. Let's start with the NEW OP Core drivetrain. With its Industry First Fully Double Decoupled drive (FDD), and integrated auto dwell dynamics (ADD) it provides supreme consistency, efficiency and reliability, in our most powerful and intelligent spool drive assembly to date. Its 50% increase in valve chamber volume enables the OP Core to operate at an insanely low