Manufacturer Part Number: 1515-BLACK-120|Type|Frame Type|T-SlottedDuty Grade|Heavy-DutyMaterial|Aluminum AlloySlot Location|QuadOverall Length (Inch)|120Overall Height (Decimal Inch)|Overall Height (Inch)|1-1/2Shape|SquareFinish|Black AnodizedNumber Of Open Slots|4Bracket Type|Additional Information|Replaces MSC # 61998621Rail Profile Style|Four SlotRail Construction|SolidCorner Bracket Style|Mounting Fastener Installation Type|Surface Bracket Style|For Use With|Thread Size|Series|Width (Decimal Inch - 4 Decimals)|Width (Inch)|1-1/2Maximum Deflection (Decimal Inch)|Load Capacity (Lb. - 3 Decimals)|Color|Color|BlackOverall Length (Meters)|Product Service Code|UNSPSC Code|