The wedge belt pulley for TB TB-SPA125/3 from Optibelt has an inner diameter of 70 mm, an outer diameter of 130.5 mm, and a width of 32 mm. Weighing 2.2 kg, it belongs to the full pulley type and has a design of 2. The suitable taper bush for this model is 2012. The profile of this pulley is 13, SPA, XPA, A, and it has 3 grooves. With these technical specifications, the wedge belt pulley is a reliable and high-quality product for your requirements.