Spring dedicated to RepRap printers. Application: timing belt tensioner (Ultimaker version) toothed GT2 6mm. Elimination of slack resulting from the natural wear of the belt. The spring is made of a wire with a diameter of 1mm. Technical data Material: stainless steel Wire diameter: 1mm Inner Diameter: 5mm Outer Diameter: 7mm https://elecena.pl/product/22616741/spring-gt2-6mm-ultimaker-2-belt-tensioner-reprap-3d-printer 2023-02-22 https://elecena.pl/product/22616741/spring-gt2-6mm-ultimaker-2-belt-tensioner-reprap-3d-printer 2025-10-29