If You're Looking for the Quietest 5.56 mm / .223 AR15 Suppressor in Existance Then The Saxon Takes All! In its Smaller 7.5" Length by 1.375″ O.D. and weighing in at Only 10 oz while Delivering 40 - 44 dB Sound Reduction it competes With the Quietest 300 Blackout Suppressors on the market! When The Best 300 Blk Cans Run at 122dB with subs, the Saxon runs 124dB With Full Strength Supersonic Ammo!