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The MagnetoSpeed V3 ballistic chronograph kit was designed to be used on barrels and suppressors from 1/2 inch all the way up to 2 inches in diameter. In addition to the larger diameter tolerance, the V3 also has one inch more clearance in the blast zone to account for longer (up to 3" in most cases) muzzle brakes, flash hiders, etc.
MagnetoSpeed V3 features an improved designed with the following features:
Kit includes:
The main difference is that the Sporter can fit on barrels from .5" to 1" in diameter. The V3 can fit on barrels and suppressors from .5" to 2" in diameter. Use this comparison chart to see major and minor differences.
For use with V3 displays, you must first update firmware to version V.3.0.03