
Swivel Castors
Swivel Castors and wheels can swivel 360 degrees about the vertical axis (see figure below). They consist of a housing and a caster wheel. The housing itself is made up of a plate fitting, swivel bearings and a yoke. The Yoke is often referred to as the castor's frame (see figure below).The plate fitting determines how the... castor is going to be attached to the equipment. It is usually either a single bolt hole fitting or a plate fixing which is generally square, rectangular or triangular. Plate fittings are usually bolted to equipment so knowing your required bolt hole centres is important. The Swivel Head consists of a ball race and a number of ball bearings that roll within it. Swivel Castors can either have a single ball race or a double ball race. They perform the same function. The double ball race was developed for medium and heavy applications. This is because they are compact, perform well under static and dynamic loads and provide excellent steerability.
Swivel castors can be fitting with locks which lock (brake) wither the wheel or the swivel head or both. See Brake Castors.
Swivel Castor Components

Swivel Castor Offset
The Swivel Castor's offset it the distance from the swivel axis to the centre of the wheel (where it is secured to the castor frame). It is the reason a swivel castor will go in the direction you want it to go regardless its starting direction. The offset and castor wheel's diameter make up the swivel radius where the swivel radius = Offset + (Wheel Diameter / 2).
This is the radius of circle described but the outer dimension of the wheel swivelling around the vertical axis. Basically, this is important because it tells you how much room is needed for the swivel caster to swivel. Furthermore, the general rule is the bigger the offset the better the castor's running performance but the lower the weight it can carry. Read More
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In Stock80mm Swivel Castor, 130kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (MSV080PN1B)
£7.9780mm Red Polyurethane Tyre on a Nylon Centre Wheel... Read More with a roller bearing fitted into a pressed steel Swivel Castor bracket. The Swivel Bracket has a 4 hole top plate with 80x60mm bolt hole spacing. The load capacity of this castor is 130kg using manual propulsion at 4km/h (walking speed)Key Specifications:- Top Plate Size: 105x80mm
- Bolt Hole Centre: 80/77x60mm
- Bolt Hole Size: 9mm (to suit 8mm fixing bolts)
- Overall Height: 105mm
- Castor Offset: 40mm
- Bearing Type: Roller Bearing
- Wheel Material: Red Polyurethane Tyre on Grey Nylon Centre
- Shore Hardness: 95A
In Stock80mm Swivel Castor, 130kg Capacity | Rubber Tyre Wheel, Roller Bearing (MSZH080RN1B)
£8.0180mm Single Bolt Hole (12mm) Swivel Castor with Bl... Read Moreue Elastic Rubber Tyre Wheel on a Nylon Centre and Roller Bearing. Load Capacity = 130kg using manual propulsion at 4km/h.
In Stock50mm Stainless Steel Swivel Castor, 50kg Capacity | Thermoplastic Rubber Wheel, Plain Bore (SKATS050TPR)
£8.15This Stainless Steel apparatus / institutional swi... Read Morevel castor comes with a 50mm Grey Thermoplastic Rubber Tyre Wheel on a polypropylene centre with a smooth plain bore. The swivel bracket has a 60x60mm 4 hole Top Plate with slotted fixing bolt holes at 48/39x48/39mm. The load capacity of this castor is 50kg using manual propulsion at 4km/hThe grey Thermoplastic Rubber Tyre Wheel will not mark or damage the floor and is ideal for most general castor purposes such as trolley castors or dolly castors.Download Series Data Sheet here
In Stock125mm Swivel Castor, 160kg Capacity | Polypropylene Wheel, Plain Bore (LSV125PP)
£8.21125mm top Plate Swivel Castor with a White Polypro... Read Morepylene wheel. It has 80x60mm bolt hole centres and a load capacity of 160kg using manual propulsion at 4km/hThis is one of our most popular castors and the White Polypropylene wheel is non-marking and won’t damage concrete floors. Because it is a hard tread it has the lowest rolling and swivelling resistance. It is ideal as a new component or a replacement caster for most general purpose domestic or industrial castor where the travel speed of the castor generally does not exceed walking speed.
In Stock125mm Swivel Castor, 100kg Capacity | Polypropylene Wheel, Plain Bore (LSV125PPBH)
£8.24125mm White Polypropylene wheel fitted in a 12m... Read Morem Single Bolt Hole Swivel Castor (Pressed Steel castor frame). This castor has a 100kg load capacity using manual propulsion at 4 km/h.
This castor is fitted with a White Polypropylene wheel that will not mark the floor and is ideal for most general castor purposes such as trolley castors or dolly castors. Single Bolt Hole castors can have a expander tube fitting (purchased separately) attached to insert into hollow square or round tubing. See our section on Expander Tube Fittings
In Stock100mm Swivel Castor, 150kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (MSVH100PN1B)
£8.28100mm Red Polyurethane Tyre Wheel on a Nylon Ce... Read Morentre with a roller bearing fitted into a single bolt hole pressed steel swivel castor bracket. The Swivel Bracket has 12mm single bolt hole. The load capacity of this castor is 150kg using manual propulsion at 4km/h (walking speed)
The Polyurethane tyre offers a low tractive resistance making it easier to get moving compared with softer rubber tread wheels. It is also a bit softer than hard tread wheels making the castor smoother and quieter running. The polyurethane tyre is also non-marking and gentle on floors while the roller bearing lowers the rolling resistance to reduce the effort required to move the castors. Put this wheel into a strong bracket that has a double ball race in the swivel head and you have a castor that is a great choice for the wide range of industrial and domestic applications.
In Stock100mm Swivel Castor, 150kg Capacity | Nylon Wheel, Ball Bearing, (MSVH100NY2B)
£8.48100mm Single Bolt Hole (12mm) Pressed Steel Swivel... Read More Castor. This castor has Nylon Wheel with a Single Ball Bearing. The Load Capacity is 150kg using manual propulsion at 4km/h.
In Stock100mm Swivel Castor, 150kg Capacity | Nylon Wheel, Plain Bore (1321720)
£8.53100mm Top Plate Swivel Castor (Pressed Steel) w... Read Moreith 80x60 Hole Centres. Nylon Wheel with Plain Bore. Load Capacity = 150kg
This is a 4 hole plate fitting castor and the bolt holes suit an 8mm bolt as well as being slotted (rather than round) to accommodate 80/76mm x 60x44.5mm.
Out of Stock - On the Way125mm Swivel Castor, 150kg Capacity | Nylon Wheel, Plain Bore (1321070)
£8.60125mm Bolt Hole Swivel Castor (Pressed Steel) with... Read More 10mm Bolt Hole. Nylon Wheel with Plain Bore. Load Capacity = 150kg
In Stock125mm Swivel Castor, 150kg Capacity | Nylon Wheel, Plain Bore (1321010)
£8.75125mm Top Plate Swivel Castor (Pressed Steel) w... Read Moreith 80x60 Hole Centres. Nylon Wheel with Plain Bore. Load Capacity = 150kg
This is a 4 hole plate fitting castor and the bolt holes suit an 8mm bolt as well as being slotted (rather than round) to accommodate 80/76mm x 60x44.5mm.
In Stock80mm Swivel Castor, 130kg Capacity | Rubber Tyre Wheel, Roller Bearing (MSV080RN1B)
£8.7980mm Blue Elastic Rubber Tyre (65 Shore A) wheel o... Read Moren a nylon centre with a roller bearing fitted into a pressed steel swivel castor bracket. The Swivel Bracket has a 4 hole top plate with 80x60mm bolt hole spacing. The load capacity of this castor is 130kg using manual propulsion at 4km/h (walking speed)Key Specifications:- Top Plate Size: 105x80mm
- Bolt Hole Centre: 80/77x60mm
- Bolt Hole Size: 9mm (to suit 8mm fixing bolts)
- Overall Height: 105mm
- Castor Offset: 40mm
- Swivel Radius: 90mm
- Bearing Type: Roller Bearing
- Wheel Material: Blue Elastic Rubber Tyre on Black Nylon Centre
- Shore Hardness: 65A
In Stock63mm Swivel Castor, 60kg Capacity | 63mm Rubber Tyre Wheel, Plain Bore (261RN)
£8.8063mm Swivel Castor (Pressed Steel) with 4-hole top... Read More plate and 76x44.5mm Fixing Bolt Hole Centres and an overall height of 81mm. The wheel has a Blue Elastic Rubber Tyre with a black Nylon Centre, 25mm Tread Width and a smooth Plain Bore. Load Capacity = 60kg.Elastic Blue Rubber tyres are stronger than standard natural rubber. It has a soft tread and is both gentle on floors and non-marking while absorbing fine vibrations when moving which provides user comfort and limits noise.
In Stock125mm Swivel Castor, 100kg Capacity | Rubber Tyre Wheel, Roller Bearing (LSV125RMB)
£8.81125mm Top Plate Swivel Castor with a Black Rubber ... Read MoreTyre Wheel on a Pressed Steel centre complete with Thread Guards. It has 80x60mm bolt hole centres and a load capacity of 100kg using manual propulsion at 4km/h.This popular general purpose castor is fitted with a Black Rubber Tyre Wheel that is gentle on floors. The Caster wheel has a roller bearing that offers low rolling resistance. It is ideal as a new or replacement castor for most domestic or industrial applications such as a trolley or dolly where the travel speed of the castor generally does not exceed walking speed.
In Stock125mm Swivel Castor, 100kg Capacity | Grey Rubber Tyre Wheel, Roller Bearing (MSV125GRP1B)
£8.85125mm Top Plate Swivel Castor (Pressed Steel) with... Read More 80x60mm Fixing Bolt Hole Centres. Grey Non-Marking Rubber Tyre / Plastic Centre Wheel with Roller Bearing. Load Capacity = 100kg














