MSR has put together a special Saiga conversion kit which includes Trigger Buttstock Rivets Pistol Grip Screw and Threaded block nut set.
The Kit includes: (1) - AK-020BUS(1) - AK-212B(2) - AK-034LP(1) - AK-013US(1) - AK-045(1) - AK-007US(1) - AK-017B(4) - AK-021(1) - AK-021R