Description Features Ultra durable aluminum construction Precision CNC machined design Drop-in design requires little to no modifications to install Material: CNC Aluminum, Steel
Quick view Add to Cart ARTS ARTS AIRSOFT Anti-Rotation CNC Aluminum Hop-Up Set for PTW M4 Airsoft AEG Rifles $105.98
Quick view Add to Cart ARTS ARTS AIRSOFT Hobbing CNC Aluminum Gear Set for PTW M4 Airsoft AEG Rifles $201.66
Quick view Add to Cart ARTS ARTS AIRSOFT Pipe Tube Cap Washer Set for PTW M4 Airsoft AEG Rifles $11.03
Quick view Add to Cart SHS Airsoft SHS CNC Machined Aluminum Rotary Hop-Up Unit for M4 Series Airsoft AEG $41.94
Quick view Add to Cart Wolverine Airsoft Wolverine Airsoft Invictus CNC Phoenix Hop-Up Unit for MTW HPA M4 Airsoft Rifles $84.63
Quick view Add to Cart Silverback Airsoft Silverback Airsoft Replacement Hop-Up Nub Set for MDRX Airsoft AEG Rifles $7.35
Quick view Add to Cart Retro Arms Retro Arms CNC Machined Aluminum Rotary Hop-Up Unit for M4 Series Airsoft AEGs $47.10
Quick view Add to Cart Silverback Airsoft Silverback Airsoft Replacement Hop-Up Unit for MDRX Airsoft AEG Rifles $25.02