Ultima Online Protocol :: Skills (Client Version)
Packet # Packet Name Length Client Server Obsolete
0x3A Skills (Client Version) dynamic X
Data Type Description
byte 0x3A The packet number.
ushort Size The size of the packet.
ushort SkillID The 0-based skill number (See List).
byte Status The lock status of the skill (C#|VB7).

Packet Description:
This is the client version of the Skills packet.
The client sends this packet to change a skill lock.