TOWSAFE BALL WEIGHT SCALES - 450-05990 Description When working out which towing kit you need, you firstly need to know what weight your caravan puts onto your tow ball. Also useful when you change what you are taking away with you. The laws are very strict for your own safety to prevent trailer sway and ensure you do not exceed the tow vehicles specifications. Insurance maybe voided if you exceed your tow bar or car specifications for tow ball weight. Features Compact and easy to store Instructions included on box Soft head fits into your caravan or trailer coupling Heavy duty with easy to ready gauge 1 year warranty. Specifications Model: 450-05990 Coast-to-Coast Brand: TowSafe Calibrated for weights from 100kg to 350kg (in 10kg increments) Tested to AS/NZS ISO10012:2004 Shipping Weight: 1.81 Kgs. Shipping Dimensions: 11 cm x 11 cm x 53 cm.