Pro Armor Pro Series Kill Switch Install Kit S061001 Our Kill Switch features a T handle knob for easier pulling to reset the switch and an internal O-ring for proper sealing to prevent contaminants from entering the main body The durable plastic housing allows for years of abuse Mounts in minutes with a simple 2 wire installation The wrist strap fastens with velcro and is made of durable nylon webbing. It features a neoprene pad on the inside for extra comfort and a custom, molded, lanyard attachment point