# 2GT tensioner pulley, 5mm, without teeth, 10mm belt

> 2GT/GT2 tensioner pulley made of aluminium, without teeth, featuring internal bearings with a 5mm bore for mounting on standard shafts. Outer diameter 17mm (including guide edge), outer width 12mm, usable width 10mm, compatible with 10mm 2GT belts. Used for tensioning and guiding belts in 3D printers and CNC mechanisms. Can also be used with 6mm belts, though these will not sit fixed. Ref: 9253.

- Page: https://sigmanortec.ro/en/2gt-tensioner-pulley-5mm-without-teeth-10mm-belt
- Price: 11.42 RON
- Availability: In stock; 1-2 zile
- Reference: 9253 · EAN: 5940411589280
- Category: Mechanical components > Pulleys and Belts
- Package (shipping data): 0.005 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-21 17:49 (Europe/Bucharest)

## Description

GT2 tensioner pulley with smooth surface for tensioning and guiding 10mm 2GT belts in 3D printers and CNC mechanisms. It has bearings with an inner diameter of 5mm for mounting on common axes, is made of aluminum for strength and low weight, outer diameter 17mm with guiding edges and useful width 10mm.
Pulley used as GT2 type tensioner roller, compatible with 10mm wide 2GT belt. It has internal bearings with an internal diameter of 5mm. It can also be used with 6mm straps, but the strap will not stay fixed.
Specifications:
Type: 2GT, GT2
Material: aluminum
Model: 20 teeth (20T)
Surface: Without Teeth
Inner diameter: 5mm
External diameter: 17mm, edge included
Outer width: 12mm
Inner width: 10mm