OCL OPS/AE/OC THREAD PROTECTOR BLK
Otter Creek Labs, OPS/AE/OC Thread Protector, For Use with Ops 12, AEM and OCM Pattern Muzzle Devices, Nitride Finish, Black
This is a knurled thread protector made from 17-4 stainless steel that fits the ops 12" aem and OCM pattern muzzle devices. It will also fit the OTB" OTB-MB/FH" PTB and MWA 1 piece adapters. Available in black or raw heat treat.