Check the listing for details. 3M32 Teeth Timing Pulley Synchronous Wheel with M4 Screw 6mm Bore. Condition: New. Listed at 12.88 USD. What is this?The silver color synchronous wheel is made of aluminum alloy with a high finish. Used in conjunction with timing belts, realize synchronous transmission and transfer project smoothly. Widely used in mechanical transmission such as 3D printers, drilling machines, milling machines, gear machines, CNC lathes, etc.What will I get?Package Content: 1pcs x Timing Pulley Wheel; 2 x Screw; Teeth: 32; Pitch: 3mm/0.12inch; Bore Diameter: 6mm/0.23inch; Max Diameter: 35mm/1.37inch; Total Height: 19mm/0.75inch; Slot Width: 16mm/0.63inch; Shaft Hole Shape: RoundAre there any advantages of the product?The transmission is accurate and stable with high efficiency, there is no sliding when working, it has the functions of buffering and damping, low noise, convenient maintenance, and no lubrication. Has a large power transmission range.