Torque limiters. Series SK I SL I ST I 0.1 – 160,000 Nm Line shafts. Series ZA I ZAE I EZ2 I EZV I 0.05-160,000 Nm Press-fit connection MK4 I MK5 I MK6 I 0.5-10 Nm Clamping hubs MK2 I BKL I MKH I 0.5-10 Nm