Someone else has already leaked this, not sure if its the version your looking for but here it is
https://nulledbb.com/thread-Advanced-Acc...ory-System
Garry's Mod Leaks
[request] Advanced Accessory
Submitted by kirillbdfy, 24-11-2022, 10:26 PM, Thread ID: 254952
RE: [request] Advanced Accessory 25-11-2022, 04:33 PM #2
25-11-2022, 04:33 PM
#2