This should fit the Izhmash Saiga. This is made to fit AK-47/AKM standard models and variants. Due to differences between variants, minor modification for fitment may be required.
The FAB Defense AK-47 Quick Deployment Bipod will work with a ZPAP AK Pistol. The ZPAP AK's take standard AK pistol grips, so the FAB Defense AK-47 Quick Deployment Bipod should be compatible.
Yes, it should be compatible.
This should fit the PSAK-47. This is made to fit AK-47/AKM standard models and variants. Due to differences between variants, minor modification for fitment may be required.
Width (open/deployed) is 174 mm. It's going to stick out a ways and I don't believe an underfolder would be able to be used.
Follow the link below for installation instructions:
https://www.fab-defense.com/download/instructions/ak-podium-en-user-manual.pdf
No, the pistol grip is integral to the bipod grip.
No, this group is only for AK47/AKM firearms.
You would need to check legality with local authorities, and/or local ATF field office.
No, this is for AK platform rifles.