Artifact Details Title Caster wheel Catalog Number 102668360 Type Physical object Description A nearly 4" caster wheel with gray solid rubber tire, steel mounting yoke and hex socket mounting bolt. Bolt head is stamped with INBUS 88, no other markings. Pivot is a ball bearing, wheel bearing is undetermined. Dimensions overall: 2 in x 3 7/8 in x 7 in Category Component/other Collection Title SAP Collection Credit SAP Collection, Computer History Museum Lot Number X3709.2007