Wheels/Rollers – Steel or aluminum, skatewheels or rollers.
Construction – 2 1/2" x 1" channels - 12 gauge powder painted steel or .125" aluminum.
Latching – Safety gate latch.
1.9" and 2.0" Roller
Width – 12 widths (13" to 39" BR)
Length – 3' and 4' lengths.
Rollers – 1.9" galvanized or 2.0" unplated rollers.
Construction – 10 gauge powder painted steel channels - 3 1/2" x 1 1/2" (set high) or 4 1/2" x 1 1/2" (set low).