This is a genuine Claas 0021656540 coupling, designed for reliable performance in various Claas agricultural machinery. It ensures secure connections within hydraulic or mechanical systems. Compatible with a wide range of Claas tractors including ARION series (410, 420, 430, 440, 450, 460, 510, 520, 530, 540, 550, 610, 620, 630, 640, 650), AXION series (800, 810, 820, 830, 840, 850, 870, 880, 920, 930, 940, 950, 960), ATOS series (220, 230, 240, 330, 340, 350), ELIOS series (210, 220, 230, 240, 210 C, 220 C, 230 C, 240 C, 210 F, 220 F, 230 F, 240 F, 210 VL, 220 VL, 230 VL, 240 VL), NEXOS series (210, 220, 230, 240, 210 F, 220 F, 230 F, 240 F, 210 VL, 220 VL, 230 VL, 240 VL), and TALOS series (110, 120).