6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung
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6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung

6mm GT2 Zahnrad Pulley Ritzel Scheibe Riemenscheibe GT-2 32 Zähne 5–10mm Bohrung

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Price:
$3.13 USD
Stock:
In stock (500 units), ready to be shipped

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Description

GT2 32-Tooth Timing Pulley — Precise Belt Drive for 3D Printers & DIY Automation

When your motion system slips, skips, or loses steps, the culprit is often a mismatched or worn timing pulley. Makers, hobbyists, and small-workshop engineers building or upgrading belt-driven machines need a reliable GT2 pulley that fits their exact shaft and belt width without guesswork. This GT2 32-tooth timing pulley is engineered for repeatable, low-backlash power transmission in demanding DIY and light-industrial applications.

Each pulley features a 32-tooth GT2 tooth profile machined to accept either a 6 mm or 10 mm wide GT2 timing belt. The bore options span 5 mm, 6 mm, 6.35 mm (1/4 in), 8 mm, and 10 mm to match common motor shaft diameters. The body is typically 20–28 mm in outer diameter depending on bore and belt-width variant, with a compact hub length of approximately 14–18 mm. A set-screw (M3) secures the pulley to the shaft without adhesive.

Typical use cases include GT2 belt drive upgrades for FDM 3D printers (X/Y axis stepper pulleys), CNC router axis drives requiring a 32-tooth GT2 sprocket, and custom linear-motion or conveyor systems in educational robotics labs and maker spaces.

⚙️ Compatible with: GT2 timing belts — 6 mm width (2 mm pitch) and 10 mm width (2 mm pitch). Fits standard stepper motor shafts: 5 mm, 6 mm, 6.35 mm, 8 mm, and 10 mm. Suitable for NEMA 17 and NEMA 23 motor shafts.

✅ Key Features of These GT2 32-Tooth Timing Pulleys

🦷
32-Tooth GT2 Profile

The 32-tooth GT2 tooth geometry delivers smooth, low-noise belt engagement with minimal backlash — critical for accurate positioning in 3D printer X/Y axes and CNC routing.

📐
Dual Belt-Width Options

Available in 6 mm and 10 mm belt-width configurations so you can match your existing GT2 belt without sourcing a different pulley family.

🔩
Multiple Bore Sizes

Choose from 5 mm, 6 mm, 6.35 mm (1/4 in), 8 mm, or 10 mm bore to fit NEMA 17, NEMA 23, and other common stepper or servo motor shafts directly.

🔧
Set-Screw Shaft Retention

An M3 set-screw locks the pulley firmly onto the motor shaft, allowing tool-free repositioning during prototyping and secure retention in final assemblies.

📦
Flexible Pack Quantities

Order 1, 2, 5, or 10 pieces per variant to match your project scale — from a single-axis repair to a full multi-axis machine build — without overstocking.

⚡
Drop-In Replacement Fit

Dimensioned to standard GT2 32-tooth specifications, making these pulleys direct drop-in replacements for worn or undersized pulleys on popular open-source 3D printer frames.

📐 Technical Specifications — GT2 32-Tooth Timing Pulley

Tooth Profile GT2 (2 mm pitch)
Number of Teeth 32
Belt Width Compatibility 6 mm or 10 mm (see variant options)
Bore Diameter 5 mm / 6 mm / 6.35 mm / 8 mm / 10 mm (see variant options)
Outer Diameter See variant options
Hub Length See variant options
Shaft Retention M3 set-screw
Material See variant options
Pack Quantity 1 / 2 / 5 / 10 pieces (see variant options)
Belt Pitch 2 mm

❓ Frequently Asked Questions

Which belt width should I choose — 6 mm or 10 mm?

Match the belt width to your existing GT2 timing belt. Most desktop 3D printers (e.g., Ender, Prusa i3 style) use 6 mm wide GT2 belts on the X and Y axes. Larger CNC routers and heavier-duty motion systems often use 10 mm wide belts for increased load capacity. Check your belt's edge-to-edge width before ordering.

How do I select the correct bore size for my stepper motor?

Measure your motor shaft diameter with a caliper. NEMA 17 motors typically have a 5 mm shaft; NEMA 23 motors commonly use 6.35 mm (1/4 in) or 8 mm shafts. Select the bore that matches your shaft diameter exactly — a loose fit will cause slippage even with the set-screw tightened.

Is this pulley compatible with standard GT2 open-loop belts?

Yes. This pulley is designed to the standard GT2 2 mm pitch specification and meshes correctly with any GT2 open-loop or closed-loop timing belt of the matching width (6 mm or 10 mm). It is not compatible with HTD, T2.5, or other belt profiles.

How strong is the set-screw connection? Will it slip under load?

The M3 set-screw provides adequate retention for typical 3D printer and light CNC loads when tightened to the recommended torque (approximately 0.5–0.8 N·m). For high-torque or high-speed applications, consider adding a flat on the motor shaft (D-shaft) to improve grip. Applying a small amount of thread-locking compound to the set-screw is also recommended for vibration-prone environments.

Can I use these pulleys outdoors or in humid environments?

Corrosion resistance depends on the specific material and finish of the variant you select. For humid or outdoor environments, choose variants with an anodized or coated finish where available, and periodically inspect for surface oxidation. Contact us to confirm the finish of your chosen variant before use in corrosive conditions.

How many pulleys do I need for a typical CoreXY or Cartesian 3D printer?

A standard Cartesian (bed-slinger) printer requires 2 drive pulleys — one per stepper motor on the X and Y axes. A CoreXY printer also uses 2 drive pulleys but may additionally require idler pulleys. Ordering a 2-pack or 5-pack is a cost-effective way to have spares on hand for future maintenance or multi-machine builds.

What is the pitch diameter and belt speed at common stepper RPMs?

For a GT2 32-tooth pulley, the pitch diameter is approximately 20.37 mm (0.802 in). At 200 RPM (a typical stepper speed), the linear belt speed is approximately 213 mm/s — useful for calculating print speed limits or feed rates in CNC applications.

🛒 Select your belt width, bore size, and quantity above, then add to cart.

 

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