Black Jack towball Weight Gauge for Safer Towing and Prevention of Sway

The basic goal to prevent sway is to make sure you have enough down ball weight on your towbar.

Roughly 10% of the van weight should be pressing down on your towbar. The Black Jack Towball weight is perfect to halp you travel safely.

Black Jack Towball Weight Gauge

- The Black Jack weight scale measures up to 350KGS
- Simply level your trailer, insert the weight scale under the coupling, lower the jockey heel or Black Jack and take the reading