2. Upper shaft

(?)

1	GR103	Upper shaft safe screw	15	GH112	Needle bar shaft arm
2	GR238	Washer	16	GX107	Needle bar shaft arm pin
3	GP103	Upper shaft	17	GS104	Needle bar shaft arm screw
4	GS104	Upper shaft screw	18	GX108	Screw-pin shaft arm
5	GR239	Upper shaft key	19	GR275	Thread-picking shaft arm washer
6	GO107	Upper shaft sleeve	20	GL107	Thread-picking shaft arm nut
7	GR219	Back shaft sleeve asphalt felt	21	GH133	Thread-picking shaft arm
8	GS106	Back shaft sleeve screw	22	GS141	Thread-picking shaft arm screw
9	GZ107	Upper shaft	23	GH114/3	Thread-picking rod
10	GO108	Middle shaft sleeve	24	GH115	Thread-picking rod body
11	GR220	Middle shaft sleeve asphalt felt	25	GH116	Thread-picking connecting rod
12	GS106	Middle shaft sleeve screw	26	GX109	Thread-picking rod rivet
13	GO109	Front shaft sleeve	27	GX110	Thread-picking connecting rod pin
14	GR220	Front shaft sleeve asphalt felt	28	GX106	Thread-picking connecting rod screw-pin