Soldier Systems Daily posted this up from the DSEI, Defence and Security Equipment International Exhibition, in the UK.
The iNkunzi Paw is a South African weapon. PAW stands for Personal Area Weapon. It fires 20mm x 42mm grenades.
As you can see, the fire control is offset from the weapon. By having the grip and trigger offset from the body of the weapon, the length of the PAW 20 is reduced and improves the balance of the weapon.
Here is a photo of a representative demonstrating how the shoulder the PAW 20