Full view of KSG-25
It has:
Kel-Tec
-Cheek Rest, extended butt pad
Magpul
-sights, sling, hand stop
Burris
-Fastfire 3 moa red dot
UTG
-.75" riser
High-Tech Custom Concepts
-Extended selector switch, choke adapter kit: use impact and their socket
-Lower tube pic rail clamp
MCARBO
-trigger and spring