TNT 450x86x58 Heavy Duty XT Tread Pattern Rubber TracksDESCRIPTION Revised 9 24 TNT HEAVY DUTY XT PATTERN 450x86x58 The Heavy Duty XT Pattern Rubber Track. The tread pattern on these tracks is specifically designed to provide more biting edges, giving equipment operators a powerful grip on any surface application they encounter, making them much more effective than traditional OE track patterns. We only use premium engineered natural and synthetic rubber compounds to provide optimal service life in the