Select page: 4542-054/10-17 WRIST ASSEMBLY 20`` HEAD ( 950001 - ) 4542-054/10 [4542-054/10] Other parts group: 100 HYDRAULIC SYSTEM 120 MOTOR 130 SAW GUARD 140 SKI ASSEMBLY 150 WRIST ASSEMBLY 30 CONTROLS 40 CYLINDER 50 DECALS 60 DISC BLADE 70 DISC SAW DRIVE 90 FELLING HEAD