SilencerCo Bravo, Thread Over Mount, Black, Fits SilencerCo TOMD Compact Radial Brake, For Hybrid 46/Harvester EVO/Omega 300 AC5230 The (TOM) Thread Over Mounts are a quick attach / detach system for your suppressors that pairs with the TOMD Compact Radial Brake. This system combines the utility of the ASR Mounts with the ease of use of the Direct Thread Mounts. The Thread Over Mount screws on top of the Radial Brake to set the suppressor cleanly on the end of your rifle. This is an elegant solution to suppressor mounting for everyday use.