AKSS Kit designed by Sig.
Will fit 90% of AKM pattern AKs but will require some sanding/cutting on some parts to fit some rifles.  
Cam is based on trigger already in the rifle:
Select FIME if you have FIME Trigger
Select ALG if you have ALG Trigger
*Select FIME if unsure or if you use stock trigger*
 
Includes: Metal Cam, Metal Trip Bar, Printed Retainer Plate, Printed Trigger Jig, Washer
 
Known Working on WASR10, Russian Saiga 47, RPK, PSA AKs, GF3, GF5, Zpap92, Arsernals SAM7, VSKA, Jacks, Micro Draco, Draco, AK74, some other models
AKV- requires minor mod to bolt. Photos found above.
Kp9- may require "deletion" of center ridge on some rifles to provide space for the bolt carrier. Photos found under "Kp9 Trip Only Product"