Parker Crossbow String Suppressor. "Silence over speed!" If you believe this, odds are you"re a believer in string suppressors. And if you believe in string suppressors, know that Parker"s Suppressor offers the utmost in dampening, quieting performance for your Parker crossbow. Works wih 2009 and newer Cyclone, Hurricane and Tornado crossbows. All hardware included. Order yours today! WARNING: You must be 18 or older to purchase Crossbows and Bolts. Crossbows and Bolts cannot be shipped to D.C.; MA; New Brunswick, Canada or Puerto Rico. Please check your State, County and City laws for restrictions before ordering Crossbows and Bolts. Parker Crossbow String Suppressor