Box Track
#4 Heavy Duty Track (1,000 lb. capacity)
For doors 2-1/4" to 3-1/4" thick, weighing up to 1,000 lbs. if brackets are spaced no more than 18" on center. (Double brackets - 12" o.c.) Extra heavy duty 13-gauge track with galvanized finish for long corrosion-free life.
Available lengths:8' 10' 12'
![](../content/images/heavydutybox/tn_4_track.jpg)
![](../content/images/heavydutybox/tn_4_track_diagram.jpg)
9-4C Heavy Duty Bracket
Brackets are made of heavy-duty 3/16" steel, with zinc-plated finish. Mounting holes accommodate 3/4" bolts or lag screws. (Not included)
![](../content/images/heavydutybox/brackets/tn_9-4C.jpg)
![](../content/images/heavydutybox/brackets/9-4C_dimensions.jpg)
9-4J Heavy Duty Bracket
Brackets are made of heavy-duty 3/16" steel, with zinc-plated finish. Mounting holes accommodate 3/4" bolts or lag screws. (Not included)
![](../content/images/heavydutybox/brackets/tn_9-4J.jpg)
![](../content/images/heavydutybox/brackets/9-4J_dimensions.jpg)
4-4C Heavy Duty Bracket
Brackets are made of heavy-duty 3/16" steel, with zinc-plated finish. Mounting holes accommodate 3/4" bolts or lag screws. (Not included)
![](../content/images/heavydutybox/brackets/tn_4-4C.jpg)
![](../content/images/heavydutybox/brackets/4-4C_dimensions.jpg)
8-4C Heavy Duty Bracket
Brackets are made of heavy-duty 3/16" steel, with zinc-plated finish. Mounting holes accommodate 3/4" bolts or lag screws. (Not included)
![](../content/images/heavydutybox/brackets/tn_8-4C.jpg)
![](../content/images/heavydutybox/brackets/8-4C_dimensions.jpg)
8-4J Heavy Duty Bracket
Brackets are made of heavy-duty 3/16" steel, with zinc-plated finish. Mounting holes accommodate 3/4" bolts or lag screws. (Not included)
![](../content/images/heavydutybox/brackets/tn_8-4J.jpg)
![](../content/images/heavydutybox/brackets/8-4J_dimensions.jpg)
251-S-1 Hanger
Made of heavy-duty 11 gauge galvanized steel, both are vertically and laterally adjustable. Wheels are 3" in diameter, 5/16" thick, and zinc plated. Bolt size is 5/8" x 11" - 5" long.
![](../content/images/heavydutybox/hangers-trolleys/tn_251-S-1.jpg)
![](../content/images/heavydutybox/hangers-trolleys/251-S-1_dimensions.jpg)
251-S-1T Trolley
Made of heavy-duty 11 gauge galvanized steel, both are vertically and laterally adjustable. Wheels are 3" in diameter, 5/16" thick, and zinc plated. Bolt size is 5/8" x 11" - 5" long.
![](../content/images/heavydutybox/hangers-trolleys/tn_251-S-1T.jpg)
![](../content/images/heavydutybox/hangers-trolleys/251-S-1T_dimensions.jpg)