The Buffer Tube is a stock that appears in Modern Combat 4: Zero Hour.
Modern Combat 4: Zero Hour Edit
For best results, try making your weapon "rush exclusive", with no optics and attachments that decrease your mobility. Try to sway while firing with increased mobility.
- The buffer tube was exclusive to the UFIA PSD-2 at first, but since the Meltdown Update, it became available to the Compakt-665.