Tier Tactical - Tier 1 v4 to v4: 
fixed a dropped ammo problem
 

Tier Tactical - Tier 1 v4 to v3: 
updated to etcetera etcetera
 

Tier Tactical - Tier 1 v4 to v2: 
Updated to T+T2
 


Service revived by the B4v21 Team.
Designed by Vjacheslav Trushkin and modified by RTB.