Check the listing for details. Structural Cantilever Racking Base - 60" Heavy Duty Cantilever Base. Condition: New. Listed at 300.00 USD. These structural cantilever bases are brand new, IN STOCK and ready for immediate shipment. SJF cantilever rack bases are designed to work interchangeably with SJF cantilever uprights, braces and arms to create a unique storage rack system to fit your storage needs. Whether you’re looking for individual cantilever parts and/or add-on components or would prefer a complete pre-configured kit containing everything you need, SJF has you covered. 72 Hour Quick Ship is available on several sizes. Call SJF for details at 320-485-4974. Features:Heavy duty structural cantilever basesFits SJF brand uprights, arms, braces (sold separately)8.125" heightAvailable in 48" and 60" lengthsUse one base for single sided configurations or two for double sided configurations