Changing weapon hitboxes or making skins "invisible" is considered cheating. Only use texture replacements.
Even with the , users encounter problems. Here is how to fix the top three: CUSTOM SKIN PACK FOR CS-SO -1.0 -
"VertexLitGeneric"
[Link] VirusTotal Scan: [Link] (Recommended to include for trust) Changing weapon hitboxes or making skins "invisible" is