Specification Brand : TRiPEAK BulletPoint : bearing BulletPoint1 : 【Bearing Specification】OD: 45.8mm x ID: 36.8mm x Width: 6.5mm x Angles: (45°/45°). Note that the inner angle is listed first. BulletPoint2 : 【Perfectly Sealed Feature】TRiPEAK Head Set Bearings are perfectly sealed to provide butter-smooth and play-free turning of the handlebar, stem, and fork. Focus on the ride for confident sharp turns and precise attack. BulletPoint3 : 【Precision Angular Machinery】Beveling both edges of the bearings to the exact angles intended. Provides optimal fit to your headset and conquers off-axis loads without cracking as conventional ones. BulletPoint4 : 【High Precision Bearing】The bearing balls are made of quality material that withstands sweat, protection of front end creaks and rough steering. BulletPoint5 : 【Easy Maintenance】Proper cleaning helps headset bearings last 3-times longer. To service the bearings, soak the cage in a degreaser and reinstall. The perfectly sealed cage will protect serviced bearings from dirt and grit. Color : One Color ExternallyAssignedProductIdentifier : 9038984637340 GpsrSafetyAttestation : 1 ItemName : TRiPEAK Bicycle Headset Sealed Angular Contact Bearing 45.8mm OD x 36.8mm ID x 6.5mm Width x (45°/45°) Angles, 1 Piece ItemPackageDimensions_Height : 5.1054 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 5.1054 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : angular-contact-bearings Manufacturer : TRiPEAK ModelNumber : EMA-458368-H65A45 NumberOfItems : 1 PackageLevel : unit PartNumber : EMA-458368-H65A45 ProductDescription : bearing