Spring 90M/S - MB01 (VSR SPRING) | FREE Delivery over €50 (ROI)

Spring 90M/S - MB01 (VSR SPRING), The Spring 90M/S – MB01 (FPS SOFTAIR) is a high-performance replacement spring designed for WELL MB01, MB05, MB06, and MB08 sniper rifles

The Spring 90M/S – MB01 (FPS SOFTAIR) is a high-performance replacement spring designed for WELL MB01, MB05, MB06, and MB08 sniper rifles. Calibrated on the original sniper setup, it delivers around 310–320 fps (~90 m/s), though velocity may vary with barrel length and setup. This affordable upgrade offers a reliable power boost and easy installation.

Manufactured in Italy, the spring features a variable coil pitch and ground ends for smooth compression and consistent performance. Dimensions are 235 mm length and 10.25 mm outer diameter.

Note: Performance can change by approximately +2.5 m/s for each added spring guide bearing.

Sniper Rifle Specification
Length 235 mm
Weight 0.02 - 0.03 kg
Power <1 Joule
Fire Mode Bolt Action
Power Source Spring
Mag Capacity BB's
Colour Black
  • €20.00
  • Ex Tax: €20.00

Tags: Spring 90M/S MB01 (VSR SPRING), L96090, FPS SOFTAIR, Sniper Rifle Parts, Miscellaneous