Switchboard Kit, S&T Tavor 21 (JACK/F1 Only) FCU the semi-auto-only variant for use

the semi-auto-only variant for use in AEG gearboxes

F2 HPA conversion kits can also be configured for use in gel ball systems

so each pack includes four sets of bushings covering the most common size range

This makes it well suited for builds operating at field velocity limits

Switchboard Kit, S&T Tavor 21 (JACK/F1 Only) FCU the semi-auto-only variant for useFor use with single solenoid systems (JACK F1) only. Not compatible with the F2. Switchboard for the S&T Elite Force Tavor TAR 21 series. The included trigger leads are soldered to the original AEG trigger switch and then are plugged into the trigger header on the board. It also has a microswitch on the back which interfaces with the rifle's selector controls. Header Identification: J1 = Main Harness, J2 = Trigger, J3 = Solenoid