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FPS WELL MB03 120 m/s FPS spring

FPS WELL MB03 120 m/s FPS spring

Regular price $11.03 USD
Regular price Sale price $11.03 USD
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WELL MB03 120 m/s FPS spring has been calibrated on original sniper rifle.

The material used is steel wire burnished and pre-hardened carbon steel with addition of silicon and chromium EN10270 / 2.


The spring has coils with variable pitch in the central area and in that in contact with the spring guide and undergoes a process of grinding the two ends which guarantees optimal performance in the compression phase.


- length: 210 mm
- outside diameter: 10,25 mm

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