Rocket M100-M160 Springs
Rocket Airsoft M110 AEG Spring.
Silver type upgrade spring non-linear.
Fits in all gearboxes.
FPS Estimation (Depending on barrel length and compression)
Heavier Springs are more commonly used with DSG Builds.
M100 - 300-330 FPS
M110 - 340-360 FPS
M120 - 380-400 FPS
M130 - 420-440 FPS
M140 - 450-460 FPS
M150 - 480-500 FPS
M160 - 520-530 FPS
M150 - 340-380 FPS Depending on Barrel Length (Most Commonly Used)
M160 - 380-410 FPS Depending on Barrel Length
Does what it is suppose to.
Working good so far
Shoots consistently at the same fps and is accurate to the chart he has for the fps specifications.
Great quality springs
I put a 380fps spring in a DMR build and got a solid 470-480fps. definitely would recommend.