Amazon.com: Extra Large Battery Storage Case for Milwaukee M12 M18 18V Battery and Charger, Batteries Box Holder for 12V M18 18V 2.0/3.0/4.0/6.5/5.0/8.0/6.0/9.0/12.0-Ah Batteries, Adapter (Bag Only) - Red : Electronics
Amazon.com: Askoteck Battery Case Compatible with Milwaukee M12 Case Cover Top Replacement, Broken Battery Plastic Case Shell Repair Kit Replacement for m12 6.0 48-11-2460 4.0 48-11-2440 3.0 48-11-2402 2412 : Tools & Home Improvement
Amazon.com: khanka Hard Battery Storage Box Holder, Carrying Case Replacement for Milwaukee M12 Battery and Charger - Holds 12V 2.0/3.0/4.0/5.0/6.0/6.5/8/9.0/12.0-Ah Battery, Charger (Case Only) : Tools & Home Improvement
Amazon.com: RAIACE Hard Storage Case Compatible with Milwaukee M12 M18 18V Battery and Charger, Fit for 12V M18 18V 2.0/3.0/4.0/5.0/6.0/6.5/8/9.0/12.0-Ah Battery Charger. (Case Only). - Black(Red Zipper) : Tools & Home Improvement
Milwaukee M12 12-Volt Lithium-Ion XC Extended Capacity Battery Pack 4.0Ah 48-11-2440 - The Home Depot