Specification Brand : Browning BulletPoint : C.I.Sheave 1/2"Bore, 3.15 dia BulletPoint1 : 4.75" Outside Diameter , Fits 1" Shaft Diameter. 1/4" Keyway Is Standard For 1" Shaft. Keyway Not Included BulletPoint2 : This 2 Piece Cast Iron Single Groove Pulley Takes 2 Belts And Includes The " H " Style Tapered Bushing. BulletPoint3 : Groove Will Fit The Following V-belt Type (5/8" Top Width 5l / 5lk / B / Bk / Bx ). This Pulley Will Also Fit 1/2" Top Width Belts ( A / 4l / Ak / 4lk / Ax ) However The Belt Will Sit 1/4" To 1/2" Deeper In The Grooves On Average. BulletPoint4 : The Tapered Bushing Locks onto Your Motor Shaft as You Screw Down the Lock Screws, Resulting in a Super Tight Industrial Tapered Lock. BulletPoint5 : Motor Pulley Is Made of Cast Iron, The H Bushing Is Made from C45 Steel with Black Oxide Finish. Color : Gray ExternallyAssignedProductIdentifier1 : 0684659127105 ExternallyAssignedProductIdentifier2 : 684659127105 ItemDisplayWeight : 1 pounds ItemName : Browning, 1VL34X1/2, Variable Pitch Pulley, 1 Groove(s) ItemPackageDimensions_Height : 5 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 7 inches ItemPackageQuantity : 1 ItemTypeKeyword : v-belt-pulleys Manufacturer : Browning Material : iron cast_iron ModelNumber : 1VL34X1/2 NumberOfItems : 1 PartNumber : 1VL34X12 ProductDescription : Browning, 1VL34X1/2, Variable Pitch Sheave, 1 Groove(s), 3.15 Inch Diameter, .5 inch Finished Bore, Used with 3L,4L,A,5L,B Belts ProductSiteLaunchDate : 2018-09-24T16:59:22.052Z PulleyType : v_belt Size : 1" Shaft / 1.00 Bore Style : 2BK50H