Gearbox / Internal Part's

Nuprol M4 1pc Hop up unit

£15.00
Out of stock
Product code: NUP-04-04
Improves Firmness of the chamber & stabilizes the muzzle velocity
Enhanced Hop-Up Bucking for Accuracy
Also, fit tightly to the barrel base to keep the chamber being centered
Sorry, this item is out of stock
Replacement hop unit for M4 style AEG's. Alternative design using a larger dial for adjusting the amount of hop for greater control.

This Nuprol One-Piece Metal Chamber Set is more durable and accurate in feeding BB 
Improves Firmness of the chamber & stabilizes the muzzle velocity 
Enhanced Hop-Up Bucking for Accuracy. 
Also, fit tightly to the barrel base to keep the chamber being centered 

Includes all parts needed for installation  

 
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Condition New