HK Fossil - Eclipse CS3 - LE Riptide Factory Spare Parts A Thunder B is an

A Thunder B is an Airsoft simulation grenade that emits noise

Porting designed to increase accuracy and lower your sound signature

Compatible with all standard version 2 parts and upgrades

Adjustable Padded Shoulder Strap

and press the needle of the can into the fill port

HK Fossil - Eclipse CS3 - LE Riptide Factory Spare Parts A Thunder B is anMeet 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