10.5", Black, Shelf Bracket, Dual Track, Slotted For 1-1/4" Adjustment, Use With Series 82 Standards, Double Slot Design, 16 Gauge Steel Construction, Can Hold Up To 450 LB Per Pair.10.5", black, shelf bracket, dual track, slotted for 1-1/4" adjustment, use with series 82 standards, double slot design, 16 gauge steel construction, can hold up to 450 lb per pair.