Archon Type B OEM trigger assembly. Factory parts kit. Stock replacement.
This is not the 3.5 lb Performance Trigger. That page is here.
In the kit:
1× Trigger (Pos. 56)
1× Trigger Spring (Pos. 57)
1× Trigger Safety (Pos. 54)
1× Trigger Bar (Pos. 55)
1× Spiral Spring Pin, trigger (Pos. 58)
1× Trigger Bar Spring (Pos. 35)
1× Trigger Safety Spring (Pos. 60)
1× Trigger Spring Rod (Pos. 59)
1× Sear Spring (Pos. 53)
1× Sear Spring Pin (Pos. 52)
1× Sear (Pos. 51)
Need the sear only? That is the Pos. 51 sear.
Confirm it fits your Type B. Installation and final safety checks belong to a qualified gunsmith when that is the right call.