an HPA setup for your GBB rifle or pistol can provide extremely smooth consistency

Specially designed with BB Latching System to prevent dropping BBs after removing the magazine

High grade aluminum construction for durability and significantly reduced wear

at bottom and in center of housing to ensure the hopup unit is exactly centered

24K GOLD PLATED 1911 Airsoft pistol

PolarStar Version 2 Switchboard for Jack/F1/F2 M4 Rev 3 m4 an HPA setup for yourSPECIFICATIONSCOMPATIBILITY: M4 M16 VERSION 2 GEARBOXFITMENT: V2 JACK AND F1 CYLINDERSCOLOR: GREENMANUFACTURER: POLARSTARFEATURESCOMPATIBLE WITH VERSION 2 JACK & F1 CYLINDERSDESIGNED FOR USE IN V2 GEARBOXES (M4 M16 PLATFORMS)PLACE ONTO POLARSTAR FUSION ENGINES THAT TAKE AEG SELECTOR PLATESPROFESSIONAL INSTALLATION MAY BE REQUIREDOPTIMAL OEM COMPONENT IS PERFECTLY COMPATIBLE