Product name Wheel diameter
(mm)
Wheel width
(mm)
height(mm) bolt Standard Allowable
load
2" bolt 50 20 73 1/2"x12Wx25L 35
3" bolt 75 32 105 5/8"x11Wx25L 80
 

Product name

Wheel diameter
(mm)

Wheel width
(mm)

height
(mm)

Bottom board
platewidth
(mm)

bolt hole
(mm)

Allowable
load (kg)
3" swivel 75 32 105 85X95 10 130
3" fixed 75 32 105 85X95 10 130
3" swivel/brake 75 32 105 85X95 10 130
4" swivel 100 35 135 85X95 10 150
4" fixed 100 35 135 85X95 10 150
4" swivel/brake 100 35 135 85X95 10 150
5" swivel 125 40 163 100X116 10 170
5" fixed 125 40 163 100X116 10 170
5" swivel/brake 125 40 163 100X116 10 170
6" swivel 150 43 188 100X116 10 200
6" fixed 150 43 188 100X116 10 200
6"
swivel/absorber
150 43 200 100X110 10 150
6"
fixed/shock absorber
150 43 200 100X110 10 150
 
[ Practical load = Permissible load of one caster x number of casters used x 0.33 ]
The Practial Load is no simplly the practical load of used(4caster),
but it is caculated by considering the structure of vehicle and racks loadabe
and raising the safety ratesup to near 3 times