GT2 Timing Pulley - 20 Tooth, 8mm Bore, for 6mm Belt - 3D Printer Motion Component

High-precision GT2 timing pulley designed for smooth, accurate motion control in 3D printers, CNC machines, and robotics. Featuring 20 teeth, an 8mm bore, and compatibility with standard 6mm GT2 belts, this pulley delivers reliable, backlash-free power transmission for your motion systems. Available from The Engineer Store, Bengaluru, with fast shipping and full technical support.

Specifications

Key Features

• Precision GT2 Tooth Profile: The 2mm pitch GT2 profile is specifically engineered for linear motion applications, providing near-zero backlash and exceptional positional accuracy critical for high-quality 3D prints.
• 20-Tooth Configuration: Offers an optimal balance between torque transfer and resolution - each full step of a standard 1.8 degrees stepper motor translates to 0.04mm of linear movement per step (with a 20T pulley), enabling fine detail in prints.
• 8mm Bore for Universal Compatibility: Fits directly onto 8mm stepper motor shafts commonly found in NEMA 17 motors used in Prusa, Ender, CR-10, Anet, and many other popular 3D printer platforms.
• Lightweight Aluminum Construction: CNC-machined from high-grade aluminum alloy for excellent durability while keeping rotational inertia low, reducing strain on stepper motors and improving responsiveness.
• Secure Grub Screw Locking: Includes set screws (typically hex/Allen key type) that firmly lock the pulley onto the motor shaft, preventing slippage during high-speed or high-acceleration movements.
• Flanged Design: Integrated flanges on both sides of the belt channel keep the 6mm GT2 belt properly aligned and centered, preventing derailing during operation.
• Smooth Anodized Finish: Surface anodization reduces friction, resists wear, and protects against corrosion for long-lasting performance even in continuous-use environments.
• Drop-In Replacement: Standard GT2 20T dimensions make this a direct replacement part for worn or damaged pulleys on most Cartesian, CoreXY, and Delta 3D printers.

Why Choose This GT2 Timing Pulley?

• 100% Authentic Quality: Sourced from trusted manufacturing partners - precision-machined teeth ensure proper meshing with GT2 belts for artifact-free printing.
• Tested for 3D Printing: Designed and validated specifically for the demands of FDM/FFF 3D printing, where even minor motion inconsistencies show up as visible print defects.
• 1-5 days shipping: Ships quickly from our Bengaluru warehouse to most locations across India, so your printer downtime stays minimal.
• Expert Technical Support: Our team understands 3D printer motion systems and can help with installation, belt tensioning advice, and troubleshooting.
• Affordable Precision: Get professional-grade motion components without the premium price tag - ideal for makers, hobbyists, and small-scale manufacturers alike.

Understanding GT2 Pulleys in 3D Printing

The GT2 timing system is the industry standard for motion control in desktop 3D printers. The "GT" stands for "Gates Tooth," a curvilinear tooth profile developed by Gates Corporation that dramatically reduces backlash compared to older trapezoidal belt profiles. In a typical 3D printer, GT2 pulleys are mounted on the X and Y axis stepper motors, converting the motor's rotational motion into precise linear movement of the print head or build platform via a GT2 timing belt.

A 20-tooth pulley with a 2mm pitch means that one full revolution of the motor shaft moves the belt exactly 40mm (20 teeth x 2mm pitch = 40mm per revolution). With a standard 200-step NEMA 17 motor, this yields 5 steps per millimeter - or with 16x microstepping, an impressive 80 microsteps per millimeter, enabling the sub-millimeter precision required for detailed 3D prints.

The 8mm bore size is specifically matched to the shaft diameter of most N

Frequently Asked Questions

Buy GT2 Timing Pulley 20 Tooth 8mm Bore for 6mm Belt for 3D Printer Online in India

Purchase the GT2 Timing Pulley 20 Tooth 8mm Bore for 6mm Belt for 3D Printer online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on GT2 Timing Pulley 20 Tooth 8mm Bore for 6mm Belt for 3D Printer with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.

Looking to buy GT2 Timing Pulley 20 Tooth 8mm Bore for 6mm Belt for 3D Printer at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.