The Rubin 12 is suitable both for stubble cultivation and for primary soil tillage even under the heaviest soil conditions, Two rows of serrated concave discs with a Symmetrical arrangement, Optimum penetration, Specially curved and coiled legs, An impact harrow and a levelling harrow, Mechanical Condition: EXCELLENT, Blade Size: 29, BladeSpacing: 12, BladeMountingType: CUSHION