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      • #3A Round Track 600 lb Capacity
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Other Heavy Duty Track Options

Contact us for details about other sizes of heavy duty track. 
We can get 2,500 lb capacity track, 5,000 lb track and more. 
Ask us about trolleys for power operated doors. 

We have a variety of sizes and gauges of track so if you do not see it here, don't hesitate to check with us! 



National's Discontinued 3" Box Track
Are you looking for National's Discontinued 3" Box Track and discontinued and 42T trolleys?  Stanley National's discontinued 3" heavy duty track has inside dimensions of 3-1/4" tall by 2-7/32" wide.  National discontinued this size track system but we can help. 
Heavy Duty 1000 lb Capacity Box Track
Heavy Duty Box Track Dimensions 2-7/32
National's Discontinued 3" Box Rail

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