2Pcs GT2 Aluminum Idler Pulley – 3mm/ 4mm/ 5mm/ 8mm Bore for 6mm/ 10mm Belt

2Pcs GT2 Aluminum Idler Pulley – 3mm/ 4mm/ 5mm/ 8mm Bore for 6mm/ 10mm Belt

3mm / 6mm / 16 teeth
$5.99
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2Pcs GT2 Aluminum Idler Pulley – 3mm/ 4mm/ 5mm/ 8mm Bore for 6mm/ 10mm Belt

2Pcs GT2 Aluminum Idler Pulley – 3mm/ 4mm/ 5mm/ 8mm Bore for 6mm/ 10mm Belt

$5.99
Bore Sizes
Belt Width
Teeth
Specification

Material: Aluminum Alloy
Tooth Profile: 2GT (GT2)
Pitch: 2mm
Teeth Options: 16T / 20T (Tooth or Smooth)
Bore Sizes: 3mm / 4mm / 5mm
Belt Width: 6mm / 10mm
Color: Silver
Applications: 3D Printer X/Y Axis, CNC Belt Tensioners, Robotics

Includes: 2x Idler Pulley

Description

GT2 Aluminum Idler Pulley  16T / 20T | 3mm, 5mm Bore

This 2GT/GT2 idler pulley is engineered for accurate belt synchronization in 3D printer systems, ensuring smooth and reliable motion control during printing operations.

Aluminum with dual internal bearings  runs quieter and lasts longer than plastic idlers. Toothed profile meshes directly with GT2 belt for accurate engagement and no slipping. Side flanges keep 6mm/10mm belts centered and prevent climb under tension.

Compatible with 6mm and 10mm timing belts, this pulley ensures seamless integration into a wide range of 3D printer models and motion systems.


Shipping

We ship worldwide and work to get your order on its way as quickly as possible.

Estimated delivery time is typically 2–3 weeks, depending on your location and product availability.

Once your order has shipped, you will receive a confirmation email with tracking information whenever available. Please note that delivery times are estimates and may occasionally vary due to carrier delays, customs processing, or other factors outside our control.

Shipping costs are calculated and displayed at checkout before you complete your order.

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