The Optibelt wedge pulley for TB TB-SPB112/1 is a high-quality solid pulley with an inner diameter of 57 mm, an outer diameter of 119 mm, and a width of 25 mm. Weighing 1.091 kg, it is particularly robust and durable. The pulley is size 8 and is compatible with the matching taper bush 1610. The profile of the wedge pulley is 17, SPB, XPB, B and it features a groove. With this pulley, you can efficiently and reliably operate your machines.