Rubber Switch of End Cap for Laser Training Cartridge Comes with Spare O-Ring

Upgraded Switch: 3rd generation laser training cartridge. Laser only stays on 100ms. No matter the firing pin returns or not,The laser will flash once, waiting for the next hit.
Please conWill fit Laser Parameters: Class IIIA red laser, less than 4.9mW and wavelength is 650nm. Its basic parameter conformed to the correlation application standard.firm your cartridge model or consult customer service before order. your training highly effective and more fun.
Please confirm your cartridge model or consult customer service before order.
Will fit Laser Parameters: Class IIIA red laser, less than 4.9mW.
Packaging: 2 x Spare end cap, 4 x Spare O-ring