HALJIA 5PCS GT2 20 Teeth 5mm Bore Timing Pulley Aluminum Synchronous Wheel for 6mm Belt, Compatible with RepRap 3D Printer Prusa i3

• Teeth Type: 20 Teeth; Bore Diameter: 5mm
• Synchronous Wheel made of high quality Aluminum Alloy, excellently machined, finished smoothly and longer service life.
• The surface of the synchronous wheel is anodized to make it more wear-resistant and better in performance.
• Two M4 screws are provided for each timing pulley and already screwed into the pulley.
• This pulley wheel is suitable for 6mm Width GT2 Timing Belt. Perfect choice for building a 3D printer or similar projects.

Feature: GT2 Timing pulley with 20 tooth and 5mm bore diameter. This is synchronous aluminum belt pulley for 3D printer. This pulley is for 6mm width GT2 timing belt. Providing a smoother transition between belt and minimizes the risk of the belt slipping. There are two screws for each set of pulley (the screws are already screwed into the pulley). GT2 timing belt pulley system especially suited for linear movement and positioning, good performance for 3D printers. Specification: Model: GT2 Timing Belt Pulley Material: Aluminum Alloy Color: Silver Tooth: 20T Number of Teeth: 20 Teeth, M4 Fastening screw Suitable Belt Width: 6mm Bore: 5mm Size: 16 × 16 × 16 mm Weight：5.7 g Packing List: 5 x GT2 Pulley 20 Teeth 5mm