ECR Upgrade Kit for Viridian X Series, C Series and Reactor lasers/taclights automatically ignite (if desired) when drawn from an INSTANT-ON equipped holster. Simply apply this instant on Holster Upgrade Kit and you will have automatic light/laser ignition when drawn. This kit comes with everything you'll need for an easy upgrade.
Specifications:

Type
Color
Material
Size
Hand
Finish
Firearm Fit
Other Firearms Fit
Mount Type
Belt Size
Gun Type
Compartments