**Does not work with 98 Custom, only Custom Pro or the Custom98 ACT**
The E-Trigger Electronic Upgrade Kit includes five firing modes (semi-auto, auto-response, full-auto, 3-shot burst, turbo) that can be changed in seconds for rapid (up to 17 balls per second) firing. Requires 9-volt battery. Does not work with 98 Custom.
Available for: Custom Pro or 98 custom ACT ( serial#'s 893000 or higher)