The ASXD026 by Mag Instrument is a mounting brackets set that is specifically tailored for D-cell Maglite flashlights with a barrel diameter of 1-9/16\" or 39.67mm.The ASXD026 mounting brackets by Maglite offer an easily accessible storage solution for D-cell flashlights, eliminating the struggle of searching in the dark during a power outage. Built from robust ABS plastic, the brackets can be attached to virtually any surface.