SilencerCo
SILENCERCO ECHO CHOKE ADAPTER BER/BEN IMP CYL
Model:

ZPAP M85 , Weight (oz):
Attaches the Salvo 12 shotgun suppressor to your shotgun via the integral choke threads. - Available for most common 12 gauge shotgun models - Select shotgun model and spread pattern from dropdown - The KSG and Saiga mounts are external adapters and do not change the spread pattern. Select the Adapter option when choosing KSG or Saiga - More styles coming soon