Read the Safety Bollard Buying Guide. TradeBase 6 kg base safety bollards — 1150 mm tall, T-top hi-viz orange with Class 1 retroreflective tape banding, compliant to AS 1742 and AS 1906.1 for worksite traffic management. Stable in moderate wind, transports flat-packed, deploys in seconds. Suits worksite traffic management, construction perimeter, parking control, event traffic, asset protection and carpark hazard marking. Bulk and trade pricing for site managers, contractors and councils.