Balystik Set of 2 Enhanced Springs for AEG M4 Hop-Up Unit
Balystik Set of 2 Enhanced Springs for AEG M4 Hop-Up Unit is backordered and will ship as soon as it is back in stock.
Couldn't load pickup availability
21-B7
Description
Description
Those springs are harder than usual. Once the upper receiver fitted, they will lock & tackle your hop-up unit on the front of the gearbox to ensure perfect seal & no movement during firing.
Set of 2 springs:
- 1 x spring central heavy force Spring for M4 AEG hop-up unit
- 1 x Enhanced strong spring for M4 AEG hop-up unit
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