Suppressor Diameter Rear chamber Total length Weight Effect
WD228 70 mm 88 mm 228 mm 660 g 35+ dB
WD306 70 mm 162 mm 306 mm 793 g 36+ dB
WD356 70 mm 212 mm 356 mm 863 g 37+ dB
WD406 70 mm 262 mm 406 mm 990 g 38+ dB
WD456 70 mm 312 mm 456 mm 1100 g 39+ dB
WD506 70 mm 362 mm 506 mm 1204 g 39+ dB

image description

With its 70mm in diameter and six lengths from 228 to 506mm, Whisper provides excellent sound suppression. It builds 140mm. Especially suited for long distance shooting. Room for 30mm barrel contour.