Caliber inserts adapts the Sonic Ghost silencers to fit many different calibers. Simply by exchanging the insert this silencers can be used for calibers from .17 to .375
ATTENTION: Since the insert is made from aluminum the Sonic Ghost silencers cannot handle more than a string of 10 – 20 shots, depending on the caliber it is used on. Afterwards the silencer must be given time to cool off.