The Icom MB-130 is a clever metal bracket designed to hold a drop-in charger while in a vehicle. This would permit charging of the battery while in a vehicle. The charger (not supplied) is fastened to the MB-130 either by screws or latch and the radio is held secure with a bungee strap.
Please note that that the MB-130 is mearly a metal bracket. The required BC-160 charge base is not included. Additionally you will have to purchase the CP-17L Cigarette lighter plug-in cable to power the charge base.