VFC hop up chamber HK 417, 416, M4, M16 VFC V2

Hopup Chamber Delrin C-Clip for Maxx Hopup Series

Prometheus Gruppo hop-up M4 M16 Neo strike

CNC Chamber for P90 MARUI Series

gruppo hop up per P90 Marui in metallo al CNC

HOP UP SET SR47/BR47 BOLT

Rotary Adjustment type Hop-Up unit

CNC Aluminum Hopup Chamber M4A Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently on Tokyo Marui (include G&G, KRYTAC, except KWA) Standard M4/M16 AEG series.
The Hopup Chamber M4A unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments, the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R-Hop and Standard-Hop to keep the BB shooting accurately and consistently on every single shot.

Full CNC G36 HopUp chamber set AirsoftPro

installation VIDEO  https://www.youtube.com/watch?v=AQnKqN1l5oY

Prowin CNC Hop up  chamber

C clip for M249 Hop Up chamber

G&G HOP UP PRECISION ROTARY STYLE CHAMBER M4-M16 series