19AI4 Aluminum bar grating is an I-Bar construction, 1-3/16" center to center of bearing bars with cross rods 4" center to center. 19AI4 is the most common type of aluminum I-Bar. It is a great option for application where aluminum is necessary. Aluminum I-Bar offers the lightest weight of all aluminum alternatives.
19AI4
1-3/16" Ctr to Ctr of Bearing Bars Cross Rods 4" Center to Center
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