The H8R also features a lock out mode to prevent accidental activation when not in use and can be activated the same way as changing modes

FeatureExclusive design and shape: semi-rigid mask

Sports styled lightweight mesh and KPU safety trainer

Rail size: 7/8 X 7/16"

Faithfull Depth Gauge with Protractor Multi-Tool The H8R also features aFaithfull Depth Gauge with Protractor A versatile tool that allows the angle and depth to be measured simultaneously. The protractor features deep etched graduations 0 180 degrees in opposite directions permitting the reading of both the direct and supplement angles. The rule is graduated in both imperial and metric dimensions up to 150mm 6in and a knurled thumbnut allows the rule to be locked at the chosen angle. Blade Length: 150mm 6in Graduations: