(Ø)
type
basic safe working load (kgf)
ball
main dimention
Assemble dimensions
safe working
load (C)
load rating (Cc)
h
E
Q
L
F
G
T
B
C
K
S1
S2
S3
16
WCB 16UU
79
120
4
19
25
50
44
38.5

32.5
9
36
34
7
M5
4.3
12
20
WCB 20UU
90
140
5
21
27
54
50
41
11
11
40
40
7
M6
5.2
12
25
WCB 50UU25
100
160
6
26
38
76
67
51.55
12
12
54
50
11
M8
7
18
30
WCB 30UU
160
280
6
30
39
78
72
59.5
15
15
58
58
10
M8
7
18
35
WCB 35UU
170
320
6
34
45
90
80
68
18
18
70
60
10
M8
7
18
40
WCB 50UU
220
410
6
40
51
102
90
78
62
20
80
60
11
M10
8.7
25
50
WCB 50UU
380
790
6
52
61
122
110
102
80
25
100
80
11
M10
8.7
25

 

 

 

 

Number
Diameter
dimension
assemble bolt
joint bolt (S)
h
W
A
L
H
G
P
B
S
WT 16
16
27
48
24
16
44
8
25
38
5.5
M 5
M 4
WT 20
20
31
60
30
20
51
10
30
45
6.6
M 6
M 5
WT 25
25
35
70
35
24
60
12
38
56
6.6
M 6
M 6
WT30
30
42
84
42
28
70
12
44
65
9
M 8
M 6
WT 35
35
50
98
49
32
83
15
60
74
11
M 10
M 8
WT 40
40
60
114
57
36
96
15
60
90
11
M 10
M 8