SilencerCo Charlie, Thread Over Mount, Black, Fits SilencerCo TOMD Compact Radial Brake, For Chimera 300/Omega 36M/Hybrid 46M/Saker ASR/Velos LBP AC5229 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.