Specification Brand : uxcell BulletPoint1 : Package Content: 1Pcs Single Groove Pulley; Aperture Diameter: 14mm / 0.55"; Outer Diameter: 50mm / 1.97"; And applicable for 6mm PU round belt BulletPoint2 : Material: Our single groove pulley is made of aluminum alloy, with fine workmanship, high strength, firm and stable, and corrosion-resistant BulletPoint3 : Design: The groove design is conducive to the precise alignment between the belt and the pulley, reducing errors and improving transmission efficiency; it runs smoothly and rotates at high speed without shaking, effectively suppressing transmission noise and fluctuations and improving the stability of belt operation BulletPoint4 : Easy To Use: Compared with other transmission methods, the single groove pulley has a simple structure and is easy and quick to install. You only need to put the belt of the correct specification on the single groove pulley. Before placing an order, you need to measure the diameter of the shaft to be installed BulletPoint5 : Wide Application: Aluminum alloy single groove is suitable for motors, micro spindles, model transmission design, motor shaft transmission, etc ItemName : uxcell 1Pcs Single Groove Pulley, 14mm Fixed Bore 50mm Outer Diameter Aluminum Alloy Mechanical Belt Pulley with Hex Wrench for 6mm PU Round Belt ItemPackageDimensions_Height : 0.79 inches ItemPackageDimensions_Length : 5.51 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 1 ItemTypeKeyword : v-belt-pulleys Manufacturer : uxcell NumberOfBoxes : 1 PartNumber : a25032600ux3744 ProductDescription : Description: 1. Material: Our single groove pulley is made of aluminum alloy, with fine workmanship, high strength, firm and stable, and corrosion-resistant. 2. Design: The groove design is conducive to the precise alignment between the belt and the pulley, reducing errors and improving transmission efficiency; it runs smoothly and rotates at high speed without shaking, effectively suppressing transmission noise and fluctuations and improving the stability of belt operation. 3. Easy To Use: Compared with other transmission methods, the single groove pulley has a simple structure and is easy and quick to install. You only need to put the belt of the correct specification on the single groove pulley. Before placing an order, you need to measure the diameter of the shaft to be installed. 4. Wide Application: Aluminum alloy single groove is suitable for motors, micro spindles, model transmission design, motor shaft transmission, etc.