Upgrade - Others
 | Element M145ST AEG SPRING | US$3.98 | Buy Now |
 | Element M155ST AEG SPRING | US$3.98 | Buy Now |
 | Element M165ST AEG SPRING | US$3.98 | Buy Now |
 | Element M175ST AEG SPRING | US$3.98 | Buy Now |
 | Element M4 / M16 Air-Seal Chamber T-Head Set | US$9.98 | Buy Now |
 | Element M4 Lock Pin Set | US$6.98 | Buy Now |
 | Element M4/M16/AR Steel Dust Cover | US$8.98 | Buy Now |
 | Element M95ST AEG SPRING | US$3.98 | Buy Now |
 | Element Motor Max Speed (Long Type) | US$33.98 | Buy Now |
 | Element Motor Max Speed (Short Type) | US$33.98 | Buy Now |
 | Element Motor Ultra Torque (Long Type) | US$33.98 | Buy Now |
 | Element Motor Ultra Torque (Short Type) | US$33.98 | Buy Now |
 | Element MP5 Lock Pin Set | US$6.98 | Buy Now |
 | Element Steel Selector Lever for M4 | US$4.98 | Buy Now |
 | Element Tappet Plate for Gearbox Ver.II | US$4.98 | Buy Now |
 | Element Tappet Plate for Gearbox Ver.III | US$4.98 | Buy Now |
 | SYSTEMA M4 Metal GearBox – for Front Battery | US$56.98 | Buy Now |
 | SYSTEMA M4 Metal GearBox – for Rear Battery | US$56.98 | Buy Now |
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