SHS M75 M85 M90 M95 M100 M110 M120 M130 M140 M150 M160 Upgrade Spring for Airsoft AEG Gelblaster

Description 
 

Major Colour : Sliver.

Item Weight (gram) : 26g.

feature:
Made of stainless steel, increases tension and durability.

Non-linear spring design, variable tension. Helps reduce wear and tear stress on your gearbox.

Easy to install section to increase your stock FPS.

50% longer tension than other leading brands

Designed for all models of airsoft AEG gear.

FPS Ref:

M75  220-250fps

M80  240-270fps

M85  260-280fps

M90  280-340fps

M95  290-370fps

M100  320-380fps

M110  330-390fps

M120  360-450fps

M130  420-500fps

M140  450-550fps