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please make sure what is type of your choice, verify it again when you pay it,
(T: teeth W: width B: bore)
1PCS x wheel pulley

Package includes:
1 x GT2 Timing Belt Pulley
1 x Wrench
2 x Screws
Toothed Pulley
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Backed by a team of adroit professionals, we are manufacturing an comprehensive gamut of Toothed Pulley.
Features:
– Fine finish
– Robustness
– High durability
GT2 Idler Timing Pulley 16/20 Tooth Wheel Bore 3/5mm Aluminium Gear Teeth Width 6/10mm 3D Printers Parts For Reprap Part
Pay attention:
we have 10 types of pulleys;
1. 16tooth width 6mm bore 3mm
2. 16tooth width 6mm bore 3mm without teeth
3. 20tooth width 6mm bore 3mm
4. 20tooth width 6mm bore 3mm without teeth
5. 20tooth width 6mm bore 4mm
6. 20tooth width 6mm bore 4mm without teeth
7. 20tooth width 6mm bore 5mm
8. 20tooth width 6mm bore 5mm without teeth
9. 20tooth width 10mm bore 5mm
10. 20tooth width 10mm bore 5mm without teeth

Description:
GT2 Toothed Pulley, GT2 Aluminium Toothed Pulley 60 Tooth 60T Hole 5mm for 3D Printer
Its tone is brief, a far more uniform transmission.
Provides improved smoothness and positioning precision, ensuring better print top quality.
The GT2 pulley with 60 teeth or grooves is one of the best choices for building 3D printers.
When compared to T2.5 distribution pulley, GT2 tooth profile is certainly anti-play.
Made of high quality aluminum, precision processing, durable use.
Product description
Specifications:
Material: Aluminum
Model: 2GT (GT2)
Synchronous wheel size:
Number of teeth: 60
Tooth pitch: 2 mm / 0.079 inches.
Inner hole diameter: 5 mm / 0.20 inches.
Tooth width: 9 mm / 0.35 inches.
Strap width: 6 mm / 0.24 inches.
Screw size: 3 mm / 0.12 in . in diameter and 5 mm / 0.20 inches in length.
Important size: 46 x 17 mm / 1.81 x 0.67 inches.
Suitable for: 3D Printer

The nut is then tightened to a specified locking torque with a torque wrench to secure place.
Timing Belt Toothed Idler Pulley, for Industrial
Owing to the opulent acquaintance, we are proficient in offering Timing Belt Toothed Idler Pulley. In addition, our range is examined on varied sector standards to help make the sure longer life.