This is the Arrma ARA727416 King Pin Screw M5x22mm, 4pcs

These King Pin screws make ideal replacement parts for your kit supplied items.

FEATURES
Precision manufactured from high-quality steel
Tough material to provide long-lasting performance
M5 thread for assured fit
2.5mm hex tool socket

INCLUDES
4 x King Pin Screw M5 x 22mm

Fits:
Arrma Kraton 4S BLX
Arrma Outcast 4S BLX