Hop Up Thing - Fine Adjustment Ring blemished The low flow poppet valve

The low flow poppet valve does what the name suggests and restricts flow at the valve itself so it allows less air through

The dual solenoid design of the F2™ provides the same functionality as the legendary Fusion Engine™ but in a more compact

20g @ 120psi

This latest REV3 model features updated voltage regulators which greatly improve energy efficiency as well as significantly reducing its overall size

Hop Up Thing - Fine Adjustment Ring blemished The low flow poppet valveFine Adjustment Ring A drop in replacement ring for the PolarStar V2 Hop Up Thing, designed for high contact buckings like R Hop, flat hop, and Maple Leaf style buckings. Larger contact patches make standard hop up adjustment overly sensitive small movements create big changes. The Fine Adjustment Ring halves the adjustment sensitivity and shifts the window slightly downward, giving you precise, repeatable control where the standard ring can feel