Milwaukee® MX FUEL™ Concrete Vibrator Wacker Adapter, For Use With: MX FUEL™ MXF371-2XC Concrete Vibrator, Metal, Black, 2 in W x 3 in L Milwaukee® MX Fuel™ 48-37-3700 Concrete Vibrator Wacker Adapter, For Use with MX Fuel™ MXF371-2XC Concrete Vibrator