HK Fossil - Eclipse CS3 - Onyx tank parts Designed and constructed to provide

Designed and constructed to provide peak performance during on the field

65-80psi LPR Pressure

Hard-shell EXO Protective Barrel Case with zipper closure

Available for different calibers such as 5

HK Fossil - Eclipse CS3 - Onyx tank parts Designed and constructed to provideMeet 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