Maxx Model CNC Aluminum Hop-Up Chamber for M4/M16 Series Airsoft AEG Rifles Variants:M4G GBB Clever top/bottom two-piece design with

Clever top/bottom two-piece design with integral spinal cords/alignment housing for great fit

TPR logos and low-profile velcro for easy release

Color tone may vary by batch

Precision brass insert slows the initial air surge

Pennsylvania in the United States of America

Maxx Model CNC Aluminum Hop-Up Chamber for M4/M16 Series Airsoft AEG Rifles Variants:M4G GBB Clever top/bottom two-piece design withSpecifications Brand: Maxx Model Construction: 6061 Aluminum Compatibility: For Most Tokyo Marui Spec M4 M16 Standard AEG Version 2 Gearboxes Features Machined from a solid aircraft grade aluminum block with tight tolerances to provide better accuracy, consistency, and durability Precision rotary dial design for fine hop up adjustments Re engineered hop up levers and nubs to work best with R hop, flat hop, and standard hop to keep the BBs shooting