Earmor M-LOK/MTEK Flux Helmet Rail Adapter Attachement Kit Tactical Black. 4 bases (two for EARMOR; two for 3M; two for each of nuts and screws; a pair of M11-1) Specifications for Earmor M-LOK/MTEK Flux Helmet Rail Adapter Attachement Kit: Manufacturer: Earmor Color: Tactical Black Package Contents: Earmor M-LOK/MTEK Flux Helmet Rail Adapter Attachement Kit Left & Right Side Earmor M13: M-LOK/MTEK Flux Helmet Rail Adapter Attachement Kit Tactical Black