Select page: 4544-028/10-6 DISC BLADE SERIES 4000NK CARBIDE ( 980001 - ) 4544-028/10 [4544-028/10] 4544-033/10-7 DISC BLADE SERIES 4000NK NO CARBIDE ( 980001 - ) 4544-033/10 [4544-033/10] 4544-090/10-8 DISC BLADE SERIES 4000NK CARBIDE ( 10BC1532 - ) 4544-090/10 [4544-090/10] Other parts group: 10 CONTROLS 20 CYLINDER 30 DECALS 40 DISC BLADE 50 DISC SAW DRIVE 60 FELLING HEAD 70 HYDRAULIC SYSTEM 80 MOTOR