Rothco Cammenga G.I. Military Phosphorescent Lensatic Compass Color:Coyote Brown the tandem wheel assemblies are

the tandem wheel assemblies are ideal and provide a long service life by spreading the weight of the gate across a larger area than a standard single wheel - much like the tandem wheels on airliners spread their weight across many wheels

deep sensitivity

SecuraKey ET-WXS Installation Manual

Commercial Photo Eyes provide primary monitored entrapment protection for LiftMaster's Commercial Door Operators

Rothco Cammenga G.I. Military Phosphorescent Lensatic Compass Color:Coyote Brown the tandem wheel assemblies areRothco Cammenga G. I. Military Phosphorescent Lensatic Compass The Cammenga G. I. Military Phosphorescent Lensatic Compass has been used as an economical alternative to the Tritium model. Brief exposure to external light charges the phosphorescent markings making it ideal for nighttime use. The phosphorescent compass is equipped with a magnifying lens, sight wire, dial graduations in both degrees and mils to ensure accurate readings. A copper