
Swivel Castors
Swivel castors provide 360-degree movement for trolleys, workbenches, transport platforms, machinery and material handling equipment. Keystone supplies a wide range of options, including top plate and bolt-hole fixings, bra...ked models, stainless steel designs and heavy-duty wheels for industrial, commercial and specialist applications.How Swivel Castors Work
The swivel head contains ball bearings that allow the castor to rotate smoothly. Swivel castors may use either a single ball race or a double ball race. Double ball race swivel castors are often used for medium duty and heavy duty applications because they provide good steerability, compact construction and reliable performance under static and moving loads.
Swivel Castor Fixing Types
The fixing determines how the castor attaches to your equipment. Common swivel castor fixing types include: Top plate fixing – usually square, rectangular or triangular and bolted directly to the equipment. Single bolt-hole fixing – fitted using a central bolt or stem connection. When choosing a plate-fixing swivel castor, check the plate size, bolt-hole diameter and fixing centres to make sure it matches your equipment.
Braked Swivel Castors
Swivel castors can be supplied with brake options to improve safety and control. Depending on the castor, the brake may lock the wheel, the swivel head or both. For options with integrated brakes, view our braked castors.
Swivel Castor Components
The diagram below shows the main parts of a swivel castor, including the fixing, swivel head, yoke and wheel. Swivel castor components diagram showing fixing, swivel head, yoke and wheel

Swivel Castor Offset
The swivel castor offset is the distance between the swivel axis and the centre of the wheel. This offset allows the castor to trail behind the swivel point and turn in the direction of movement. The offset and wheel diameter determine the swivel radius: Swivel radius = offset + wheel diameter ÷ 2 This measurement shows how much space the castor needs to rotate fully around the vertical axis. In general, a larger offset improves running performance and steering, but may reduce the castor’s load capacity.
Choosing the Right Swivel Castor
Use the filters on this page to compare swivel castors by wheel diameter, load capacity, fixing type, brake option, wheel material and bearing type. If you are unsure which castor is suitable for your application, contact Keystone for technical advice. Read More
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In Stock160mm Swivel Castor, 200kg Capacity | Polypropylene Wheel, Plain Bore (LSV160PP)
£15.26160mm Top Plate swivel Castor with a White Polypro ... Read Morepylene wheel. It has 105x80mm fixing bolt hole centres and the load capacity is 200kg using manual propulsion at 4km/h. This 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 Stock160mm Swivel Castor, 200kg Capacity | Rubber Tyre Wheel, Roller Bearing (MSVH160RN1B)
£23.93160mm Single Bolt Hole (12mm) Swivel Castor (Press ... Read Moreed Steel). Blue Rubber Tyred / Nylon Centre Wheel with Roller Bearing. Load Capacity = 200kg -
In Stock160mm Swivel Castor, 300kg Capacity | Nylon Wheel, Roller Bearing (MSZ160NY1B)
£21.47Swivel Castor (Pressed Steel) with 105x80mm Fixing ... Read More Bolt Hole Centres and a 160mm White Nylon Wheel with a Roller Bearing. Load Capacity = 300kg using manual propulsion at 4km/h. Key Specifications: Top Plate Dimensions: 135x110mm Mounting Bolt Hole Centre: 105x85mm Bolt Hole Size: 13.5x11mm (suits 10mm fixing bolts) Overall Height: 190mm Offset: 52mm Bearing Type: Needle Roller Bearing -
In Stock160mm Swivel Castor, 300kg Capacity | Polyurethane Tyre Wheel, Ball Bearings (MSZ160PN2B)
£30.07160mm Swivel Castor (Pressed Steel). This castor h ... Read Moreas a 160mm Wheel with a Red Polyurethane Tyre on a White Nylon Centre with Ball Bearings. The Load Capacity is 300kg using manual propulsion at 4 km/h. Key Specifications: Top Plate Dimensions: 130x110mm Fixing Bolt Hole Spacings: 105x80mm Bolt Hole Size: 11mm (suits 10mm fixing bolts) Overall Height: 190mm Offset: 52mm Swivel Radius: 132mm Tread Width: 40mm Shore Hardness: Shore A 92+3 Load Rating: 300kg (manual propulsion at 4km/h) This high-quality polyurethane tyred castor wheel is designed for a wide range of industrial and commercial applications. Featuring a high load capacity, the polyurethane wheel is highly resistant to wear and tear. Dual ball bearings ensure low rolling resistance and smooth manoeuvrability, while the polyurethane tyre provides quieter operation and reduced vibration compared to hard treads such as solid nylon, improving comfort and ease of use -
In Stock160mm Swivel Castor, 300kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (MSZ160PN1B)
£28.01Swivel Castor (Pressed Steel). This castor has a 1 ... Read More60mm Wheel with a Red Polyurethane Tyre on a White Nylon Centre with a Roller Bearing. The Load Capacity is 300kg using manual propulsion at 4 km/h. Key Specifications: Top Plate Dimensions: 130x110mm Fixing Bolt Hole Spacings: 105x80mm Bolt Hole Size: 11mm (suits 10mm fixing bolts) Overall Height: 190mm Offset: 52mm Swivel Radius: 132mm Tread Width: 40mm Shore Hardness: Shore A 92+3 Load Rating: 300kg (manual propulsion at 4km/h) This is a quality product that is suitable for a wide variety of applications. The polyurethane tyred wheel has a high load capacity, is resistant to wear and tear and has a low rolling resistance. Polyurethane is a slightly softer tread than a hard tread (such as nylon) and offers a quieter operation and reduces vibrations making it more comfortable for users. -
In Stock160mm Swivel Castor, 300kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (MSZH160PN1B)
£25.00160mm Single Bolt Hole (16mm) Swivel Castor (Press ... Read Moreed Steel). The wheel has a Red Polyurethane Tyre (Shore A 92) on a White Nylon Centre with a Roller Bearing. The Load Capacity is 300kg using manual propulsion at 4km/h (walking speed). Key Specifications: Bolt Hole Size: 16mm (To reduce the bolt hole to suit a 12mm fixing bolt, a reducing washer can be used. Click here for the ACZ600.) Overall Height: 185mm Tread Width: 40mm Bearing Type: Roller Bearing Swivel Radius: 140mm Tyre Hardness: Shore A 92 Key Features: High Load Capacity Low Rolling Resistance High Wear Resistance Reduce Vibration Low noise Operation -
In Stock160mm Swivel Castor, 300kg Capacity | Rubber Tyre Wheel, Ball Bearing (KSMG160EAB)
£52.43160mm Top Plate Swivel Castor (Fabricated Steel) w ... Read Moreith 105x80 Hole Centres. Black Rubber Tyre / Aluminium Centre Wheel with Ball Bearing. Load Capacity = 300kg -
In Stock160mm Swivel Castor, 300kg Capacity | Rubber Tyre Wheel, Ball Bearing (MSK160RN2B)
£38.38160mm Top Plate Swivel Castor (Pressed Steel) with ... Read More 105x80mm Fixing Bolt Hole Centres. Blue Elastic Rubber Tyre on a Black Nylon Centre Wheel with Ball Bearings. Load Capacity = 300kg. Blue elastic rubber tyres are gentle on floors and non-marking. They are a popular choice when a castor with a rubber tyre is needed but the weight to be carried is heavier than what a castor with a standard rubber tyre wheel can hold. -
In Stock160mm Swivel Castor, 300kg Capacity | Rubber Tyre Wheel, Ball Bearing (MSZ160RN2B)
£34.42160mm Swivel Castor (Pressed Steel) with 105x80mm ... Read MoreFixing Bolt Hole Centres. Blue Elastic Rubber Tyre (Shore 68 A) on a Black Nylon Centre Wheel with ball bearings. Load Capacity = 300kg using manual propulsion at 4km/h (walking speed). Blue Elastic Rubber Tyre wheels have a high load capacity and exceptional wear resistance. The elastic rubber allows for user comfort by reducing vibration, noise and rolling resistance. -
In Stock160mm Swivel Castor, 300kg Capacity | Rubber Tyre Wheel, Roller Bearing (MSZ160RN1B)
£30.30160mm Top Plate Swivel Castor (Pressed Steel) with ... Read More 105x80mm Fixing Bolt Hole Centres. Blue Elastic Rubber Tyre on a Black Nylon Centre Wheel with Roller Bearing. Load Capacity = 300kg using manual propulsion at 4km/h. -
In Stock160mm Swivel Castor, 350kg Capacity | Black Rubber Tyre wheel, Ball bearing (MSK160EA2B)
£43.25160mm Top Plate Swivel Castor (Heavy Duty Pressed ... Read MoreSteel) with 105x80mm Fixing Bolt Hole Centres. Black Elastic Rubber Tyre on an Aluminium Centre Wheel with Ball Bearings. Load Capacity = 350kg. Elastic Rubber Tyre Wheels are a great choice. In particular, where you need a tyre that can protect your floor, absorb rolling vibrations and reduce noise which increases operator's comfort. -
In Stock160mm Swivel Castor, 450kg Capacity | Nylon Wheel, Ball Bearing (KSMG160NYB)
£40.03160mm Top Plate Swivel Castor (Fabricated Steel) w ... Read Moreith 105x80 Hole Centres. Nylon Wheel with Ball Bearing. Load Capacity = 450kg -
In Stock160mm Swivel Castor, 480kg Capacity | Polyurethane Tyre Wheel, Ball Bearing (MSK160PN2B)
£36.67160mm Top Plate Swivel Castor (Pressed Steel) with ... Read More 105x80mm Fixing Bolt Hole Centres. Red Polyurethane Tyre on a White Nylon Centre Wheel with Ball Bearings. Load Capacity = 480kg. -
In Stock160mm Swivel Castor, 500kg Capacity | Nylon Wheel, Ball Bearing (KS160NYBJ500)
£61.82160mm Swivel Castor (Heavy Duty Pressed Steel) wit ... Read Moreh a 135mm x 110mm Top Plate with 105x80mm Fixing Hole spacings. The castor wheel is a Solid White Nylon Castor Wheel with two ball bearings. Load Capacity = 500kg -
In Stock160mm Swivel Castor, 500kg Capacity | Nylon Wheel, Ball Bearing (MSK160NY2B)
£30.96160mm Swivel Castor (Pressed Steel - Top Plate) wi ... Read Moreth 105x80mm Fixing Bolt Hole Centres. This castor comes with a White Nylon Wheel with Ball Bearings. Load Capacity = 500kg using manual propulsion at 4km/h (walking speed) Key Specifications: Bolt Hole Centres: 105x80/74mm Bolt Hole Size: 11mm (suits 10mm Fixing Bolt) Castor Offset: 55mm Overall Height: 200mm This castor is made from 4mm thick heavy gauge pressed steel. It is a product that is built to last and is great for arduous applications. The white nylon castor wheel is a hard tread and contains Ball Bearings which ensures the lowest rolling resistance. Nylon is probably the most popular wheel used because it is relatively inexpensive, strong and long lasting. It is unaffected by water and resistant to most chemicals except acids and chlorines.
