ASG Internal M170 Spring

$23.78
Availability: Out of Stock
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The Ultimate Upgrade Series doubled progressive springs make sure the torque of the motor is used to its full extent giving a higher rate of fire. Must be used with appropriate Ultimate upgraded internal components to secure the best performance and durability.

The Ultimate springs are named M100, M110 etc. according to their expected tension in meters per second – measured when using a 0.20gr BB and a 300mm long barrel.

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With the changing COVID-19 situation & Omicron variant, most of our carriers are experiencing impacts on staffing. They have to maintain safety protocols and adjust operations to serve people, so customers may experience delays unfortunately.
Please bear with us as COVID is making things unforeseeable. Thank you for your understanding.