Pewag Servo König Easy-fit CU-9 König K-Summit König CG-9 König CB-12 pewag servo Sporty. Exciting. Fast. Robust snow chain with automatic tensioning system. High quality chain with servo-technology. The pewag servo is a robust snow chain that is ideal for vehicles with high engine power and for use on paved roads. Optimal for passenger cars with… Read More »Passenger Class S Types