This is the Mod-Lok™ Kit by Blade-Tech®. It is an interchangeable mounting system that allows holsters to quickly be changed from OWB to IWB and vice versa. The Mod-Lok™ features (2) Mod-Lok™ Hubs, (2) OWB Mods, (2) IWB Mods, and (4) Mounting Assemblies.
To use the Mod-Lok™ Kit, simply attach the Mod-Lok™ Hub to your holster using the included mounting hardware and insert the mod of your choice until you hear an audible click. To change out the mods, pull back on the quick release tab located on the hub and replace the mod.
Mod-Lok™ Kit by Blade-Tech®
Configuration: IWB and OWB
Mounting Hardware Included: Yes
Made in the USA