Description

**Note that this item requires the RumbleSlates bar, this is an upgrade item only**

Upgrade the maximum weight of your RumbleSlates by adding 2 x 10kg plates.

Note: RumbleSlates allow up to a maximum of 60kg in plates (6 x 10kg plates). So, you can purchase three sets of upgrade packs to reach the max allowable weight on your RumbleSlates (total 63kg or about 140lbs including the bar).