Front & Rear Metal Diff Upgrade Set: BOOST BOX On-Road It's a sanctuary of tranquility

It's a sanctuary of tranquility and warmth

4 link suspension setup

Aroma Toast Lab

yellow wheels

A motorcycle has never been merely a means of transportation

Front & Rear Metal Diff Upgrade Set: BOOST BOX On-Road It's a sanctuary of tranquilityIntroduction Their all terrain toughness enables ARRMA vehicles to easily outlast other RC bashers. Exciting speeds are always possible right out of the box, but when you're ready to take your ARRMA 4X2 BOOST, MEGA, or 3S basher to even higher speeds with more powerful motors, ARRMA is ready with the extra durable ARRMA Metal Diff BOOST Box option part package. The ARRMA Metal Diff BOOST Box upgrades your model to 4S metal gear specs, giving it the