Specification Brand : Generic BulletPoint1 : Product Name : Ball Transfer Unit;Material : Metal BulletPoint2 : Total Size : 48 x 31 x 21mm / 1.89" x 1.22" x 0.83" (L*W*H);Install Screw Diameter : 3.9mm / 0.154" BulletPoint3 : Color : Silver Tone BulletPoint4 : Weight : 38g BulletPoint5 : Package : 1 x Ball Transfer Unit Color : Multiple colors ItemName : Qtqgoitem 31mm Dia Ball Metal Transfer Bearing Unit Conveyor Roller Replacment (model: cca d93 5a2 f48 e40) ItemTypeKeyword : ball-transfers Manufacturer : Qtqgoitem Material : Composite ModelNumber : ccad935a2f487e400fb2d15a74d633 PartNumber : 39d7f1c9-f8ee-b4b7b3b582bfa2 ProductDescription : 31mm Dia Ball Metal Transfer Bearing Unit Conveyor Roller Replacment The transfer unit is sealed and lubricated to prevent entry of foreign material and increase the life of the unit. Used widely for omni-directional motion, including conveyors, cargo rolling decks, robotics and industrial caster applications. ProductSiteLaunchDate : 2022-12-07T05:56:42.185Z Size : Small Style : Wire Collated UnitCount : 1 UnspscCode : 31171500