The MEC R-Type piston head for Tokyo Marui / KWA pistol GBB is an improvement over the stock one that comes with the pistol

Maximize your AEG’s performance with a Mechbox Pro

△ QD FLASH HIDER INCLUDED

250 round capacity

Double your round count

Arcturus Tactical LWT MK-III (STARTER PACK) Siegetek The MEC R-Type piston headSpecification Build Material: Polymer Aluminum Steel Gearbox: Version 2 Hybrid Optical Trigger w Quick Change Spring Gears: 18: 1 Gear Set Motor: 23T Torqued Up Ferrite Motor Magazine: ARCTURUS AR MOD1 M4 M16 350Rds Windowed EMM Magazine Overall Length: 818 900 mm (32. 2 35. 4 inch) Hand Guard Length: 311 mm (12. 2 inch) Inner Barrel Length: 380 mm (15 inch) Outer Barrel Length: 377 mm (14. 8 inch) Weight: 2182 2333 g (4. 8 5. 1 lbs) System: Electric