Feature 1GOOD PERFORMANCE: The linear bearing has the advantages of high accuracy, low noise, high rotational speed and no burning, stable and durable. 2BEARING STEEL: Gcr15 bearing steel with heat processing to ensure that the bearing has sufficient hardness and good wear resistance. 3BASE SHAFT BRACKET: The linear motion bearing has 40mm base shaft bracket, compact flange mounting, stable and reliable in structure. 4WIDE APPLICATION: The bearing can be used for gear box, motor, household appliance, combustion engine and construction machinery, etc. 5GLOSSY FINISH: With fine workmanship, this linear bearing block has glossy finish that will not scratch other accessories when used.SpecificationItem Type: Linear BearingModel: Square D40Material: Gcr15 Bearing SteelBase Shaft Bracket: Approx. 40mm / 1.6inApplication: Used in gear boxes, instruments, motors, household appliances, internal combustion engines, transportation vehicles, agricultural machinery, construction machinery, engineering machinery, etc. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Linear Bearing