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Keystone
Simply Castors &Wheels
Medium Duty Castors: 180kg - 680kg
61 & 88 Series 125mm - 150mm
Medium Duty Range
Pressed steel bracket with bright zinc finish
Ball bearing swivel head
Wide selection of wheel types
Load Capacities of 27 - 680kg
Threadguard options available
Wide choice of wheel types available in all sizes.
Wheel sizes from 50mm to 150mm
An established industry standard range of pressed steel castors offering a wide range
of fitting and wheel options. Suitable for most industrial uses.
Wheel
Dia.
(mm)
Tread
Width
(mm)
Load
Cap.
(kg)
Overall
Height
(mm)
Plate / Bolt Hole Dimensions
(mm)
Suits
Bolt
Dia
(mm)
Wheel
Type
Bearing
Type
Swivel
Radius
(mm)
Catalogue Reference
Plate
Hole Ctrs
Swivel
Foot Brake
Fixed
125 38 180 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Rubber Tyre / Cast Iron Centre
Plain
98
561RT
-
588RT
125 38 180 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Rubber Tyre / Cast Iron Centre
Roller
98
561RTB
-
588RTB
125 35 325 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Polyurethane Tyre / Cast Iron Centre
Roller
98
561SUB
-
588SUB
125 35 365 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Nylon
Plain
98
561NY
-
588NY
125 35 365 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Nylon
Roller
98
561NYB
-
588NYB
125 35 300 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Polyurethane Tyre / Nylon Centre
Plain
98
561PN
-
588PN
125 35 300 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Polyurethane Tyre / Nylon Centre
Roller
98
561PNB
-
588PNB
125 38 180 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Rubber Tyre / Nylon Centre
Plain
98
561RN
-
588RN
125 38 180 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Rubber Tyre / Nylon Centre
Roller
98
561RNB
-
588RNB
125 41 475 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Cast Iron
Plain
98
561CI
-
588CI
125 41 475 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Cast Iron
Roller
98
561CIB
-
588CIB
125 38 395 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Phenolic Resin
Plain
98
561AN
-
588AN
125 38 395 156
S 162 x 133
F 121 x 80
S 140/120 x 105/95
F 100 x 48
10
Phenolic Resin
Roller
98
561ANB
-
588ANB
150 45 400 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Rubber Tyre / Cast Iron Centre
Plain 117
661RT
-
6188RT
150 45 400 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Rubber Tyre / Cast Iron Centre
Roller
117
661RTB
-
6188RTB
150 38 540 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Polyurethane Tyre / Cast Iron Centre
Roller
117
661SUB
-
6188SUB
150 38 520 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Nylon
Plain 117
661NY
-
6188NY
150 38 520 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Nylon
Roller
117
661NYB
-
6188NYB
150 45 600 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Polyurethane Tyre / Nylon Centre
Plain 117
661PN
-
6188PN
150 45 600 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Polyurethane Tyre / Nylon Centre
Roller
117
661PNB
-
6188PNB
150 45 300 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Rubber Tyre / Nylon Centre
Plain 117
661RN
-
6188RN
150 45 300 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Rubber Tyre / Nylon Centre
Roller
117
661RNB
-
6188RNB
150
45 680 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Cast Iron
Plain 117
661CI
-
6188CI
150
45 680 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Cast Iron
Roller
117
661CIB
-
6188CIB
150
51 540 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Phenolic Resin
Plain 117
661AN
-
6188AN
150
51 540 181
S 162 x 133
F 155 x 113
S 140/120 x 105/95
F 133 x 67
10
Phenolic Resin
Roller
117
661ANB
-
6188ANB
< Threadguards
available on
Nylon wheel castors
over 63mm