Ultimate - Upgrade Spring M105 - Green – 18764
The springs are designed from the start to deliver the best output while keeping it's coil strenght, consistancy and quaity. With the closed and grinded ends, the spring remainns in place during use to prevent reduction in ROF due to bending.
Features:
- Military specification spring steel - SiCr - Best possible steel for springs
- The calibration test has been carried out on 6.03 - 300mm barrel. Zero hopup with 0.20g BB's.
- Progressive coiling - Provides a soft start which eases stress on both mechanical and electrical parts
- Closed and grinded ends - Stable straight ends minimizes side bending which reduce ROF loss
- Pre-compressed - Greatly reduces power loss from initial shrinkage
- Black zink plating - Only corrosion protection which does not impair spring performance
- Full specification control secures exact same specification at every spring
- Color coding for easy indication of individual spring grade
M105 - Springrate 0.467 N/mm
Color: Green
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Yes, we offer delivery throughout the European Union, we use UPS and GLS, costs as per the price list.
For shipping to Germany, Austria, Czech Republic, Romania, Hungary, Netherlands free delivery is available for purchases over €100 and for other selected countries over €200
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