Sigma Special (Barrel)

The Sigma Special barrel is a unique attachment available for the ZRG 20mm in Call of Duty: Black Ops Cold War. It gives increased damage and bullet velocity while decreasing rechamber time.
==Effects==
Weapon 	Length	Unlock Level 	Stats
ZRG 20mm	42.7" 	Weapon Level 48	
Category:Call of Duty: Black Ops Cold War Attachments