Towing bar with articulated terminal. Disc axle 30x30 (Medium serie) - Disc axle 40x40 (Strong serie). Discs distance 250 (Medium serie) - Discs distance 240 (Strong serie). Mechanical sections angulation control. Mechanical discs (Medium serie). Mechanical sections angulation control. Hydraulic discs (Strong serie). Support with angular contact ball bearing, double row, 4 rubber seals. Soil scrapers tempered, adjustable plungers.