
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 Stock100mm Swivel Castor, 150kg Capacity | Nylon Wheel, Ball Bearing (1321728)
£10.10100mm Top Plate Swivel Castor (Pressed Steel) with ... Read More 80x60mm Fixing Bolt Hole Centres. White Nylon Wheel with Ball Bearings. The Load Capacity is 150kg using manual propulsion at 4km/h. Key Specifications: Top Plate Size: 100x80mm Bolt Hole Centres: Slotted to 80x60mm or 76x44.5mm Overall Height: 128mm Offset: 31mm Wheel Material: White Nylon Tread Width: 32mm Bearing Type: Ball Bearing -
In Stock50mm Swivel Castor, 55kg Capacity | Rubber Tyre Wheel, Plain Bore (2KS050TPRPL)
£10.4350mm Twin Wheel Top Plate Swivel Castor (Pressed S ... Read Moreteel) with 46x46mm Fixing Holes. Grey Thermoplastic Rubber Tyre / Polypropylene Centre Wheel with Plain Bore. Load Capacity = 55kg -
In Stock100mm Swivel Castor, 295kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (461SUB)
£42.09100mm Top Plate Swivel Castor (Flexello 61 Series) ... Read More with 105x80mm Fixing Bolt Hole Centres and a Red Polyurethane Tyre on a Red Painted Cast Iron Centre Wheel with a Roller Bearing. Load Capacity = 295kg using manual propulsion at 4km/h. The Flexello 61 Series is an established industry standard range of Pressed Steel Castors that is suitable for most industrial castor uses. This range has a ball bearing swivel head and finished with a bright zinc plating. This range has a larger top plate than most 100mm castors with the castor's top plate measuring 128x102mm. -
In Stock200mm Swivel Castor, 1100kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (TSH200PT15)
£162.56200mm Heavy Duty Top Plate Swivel Castor (Fabricat ... Read Moreed Castor) with 105x80mm Bolt Hole Centres. Polyurethane Tyre / Cast Iron Centre Wheel with Roller Bearing. Load Capacity = 1100kg The Bolt Holes of the H series castor are slotted to 120x60mm and 105x80/75mm. Use 12mm diameter bolts when fitting at 120 x 60mm Use 10mm diameter bolts when fitting at 105x80/75mm Features of the H Series Castor The Genuine Revvo H Series castor is made from heavy gauge forged steel with a hardened ball race in the swivel race that serve as both thrust and radial bearings. The swivel head comes with a metal swivel seal and hydraulic grease nipple The closed base of the swivel ring prevents downward escape of lubricant The side plates are press formed to a cylindrical shape to give the best strength to weight ratio A four way direction lock can be purchased and fitted to the castor 9999-0181 -
In Stock50mm Low Level Swivel Castor, 160kg Capacity | Polyurethane Tyre Wheel, Plain Bore (2SL050PT0L)
£27.0050mm Low Level Twin Wheel Swivel Castor (REVVO Bra ... Read Morend). The Polyurethane tyre wheels have a tread width of 14mm each and turn on a smooth Plain Bore. The Load Capacity of 160kg. This castors offers an exceptional load capacity in relation to their low overall working height and is ideal for heavy equipment being used on smooth, hard flooring. The differential action from the twin wheels makes for smooth operation. This castor has a round top plate with a diameter of 95mm and 4 fixing holes to suit a 6mm bolt. Each fixing hole is spaced 51mm from the directly opposite fixing hole (the largest distance between the fixing holes) -
In Stock100mm Swivel Castor, Triangular Top Plate, Nylon, Pressed Steel Bracket (TS4100NY04T19)
£22.92100mm Swivel Castor with Triangular Top Plate | Wh ... Read Moreite Nylon Castor Wheel | 225kg Load Capacity Castors (or casters) with triangular top plates are a type of wheel mounting system used primarily for attaching to the corners of equipment, furniture, or frames where space or shape makes a square or rectangular top plate unsuitable. Key Specifications: Top Plate Dimensions: 140x140mm Bolt Hole Centres: 105x105mm Bolt Hole Size: 9mmx32mm (see diagram below) Overall Height: 139mm Swivel Radius: 91mm Bearing Type: Plain Bore Measurements in millimetres -
Out of Stock - On the Way200mm Swivel Castor, 350kg Capacity | Rubber Tyre Wheel, Roller Bearing (MSV200RN1B)
£33.60200mm Top Plate Swivel Castor (Pressed Steel) with ... Read More 105x80mm Fixing Hole Centres. Blue Elastic Rubber Tyre on a Black Nylon Centre Wheel with Roller Bearing. Load Capacity = 350kg using manual propulsion at 4km/h (walking speed) -
In Stock80mm Stainless Steel Swivel Castor, 120kg Capacity | Polyurethane Tyre Wheel, Roller Bearing (MSS080PNBBH)
£22.7480mm Bolt Hole Swivel Castor (Stainless Steel Cast ... Read Moreor) with 12mm Bolt Hole. Polyurethane Tyre on a White Nylon Centre Wheel with Stainless Steel Roller Bearing. Load Capacity = 120kg -
Out of Stock - On the Way200mm Swivel Castor, 600kg Capacity | Cast Iron Wheel, Ball Bearing (KSMG200CIB)
£59.07200mm Top Plate Swivel Castor (Fabricated Steel) w ... Read Moreith 105x80 Hole Centres. Cast Iron Wheel with Ball Bearing. Load Capacity = 600kg -
In Stock100mm Swivel Castor, 150kg Capacity | Rubber Tyre Wheel, Ball Bearing (1321828)
£14.73100mm Bolt Hole Swivel Castor (Pressed Steel) with ... Read More 10mm Bolt Hole. Blue Rubber Tyre / Nylon Centre Wheel with Ball Bearing. Load Capacity = 150kg -
In Stock250mm Swivel Castor, 1200kg Capacity | Polyurethane Tyre Wheel, Ball Bearing (TSH250PT2H)
£218.00250mm extra heavy duty swivel castor with polyuret ... Read Morehane tyre wheel and ball bearing (Genuine Revvo Brand). Designed for industrial handling equipment, machinery, transport platforms and heavy-duty trolleys requiring high load capacity and smooth manoeuvrability. Load capacity: 1200kg per castor Wheel: Polyurethane tyre on cast iron centre Bracket: Fabricated steel swivel top plate Top Plate Size: 150x110mm Fixing centres: 105x80mm Bearing: Ball bearing for smoother rolling under load Brake: Without brake Power towable: Up to 6km/h A four way direction lock can be purchased and fitted to the castor 9999-0181 The Bolt Holes of the H series castor are slotted to 120x60mm and 105×80/75mm. Use 12mm diameter bolts when fitting at 120 x 60mm Use 10mm diameter bolts when fitting at 105×80/75mm The heavy-duty H Series swivel head uses a hardened ball race for strength and smooth rotation. A metal swivel seal, hydraulic grease nipple and closed swivel-ring base help retain lubrication and support long-term performance in demanding industrial environments. Suitable for heavy-duty carts, industrial trolleys, mobile machinery and material handling equipment where strength, durability and controlled movement are required. -
In Stock150mm Swivel Castor, 910kg Capacity | Cast Iron Wheel, Roller Bearing (TSH150CI15)
£90.94150mm Heavy Duty Top Plate Swivel Castor (Fabricat ... Read Moreed Castor) with 105x80mm Fixing Bolt Hole Centres. Cast Iron Wheel with a 45mm Tread width and Roller Bearing. Load Capacity = 910kg. This caster wheel has a clear resin shellac finish. It combines strength and shock resistance with long life and economy and a very low tractive resistance which translates to ease of movement. It is made from close grained castings sometimes described as semi-steel. The Bolt Holes of the H series castor are slotted to 120x60mm and 105x80/75mm. Use 12mm diameter bolts when fitting at 120 x 60mm Use 10mm diameter bolts when fitting at 105x80/75mm Features of the H Series Castor The Genuine Revvo H Series castor is made from heavy gauge forged steel with a hardened ball race in the swivel race that serve as both thrust and radial bearings. The swivel head comes with a metal swivel seal and hydraulic grease nipple The closed base of the swivel ring prevents downward escape of lubricant The side plates are press formed to a cylindrical shape to give the best strength to weight ratio A four way direction lock can be purchased and fitted to the castor 9999-0181 Power Towable to 6km/h. -
In Stock100mm Swivel Castor, 150kg Capacity | Nylon Wheel, Roller Bearing (MSVH100NY1B)
£6.77100mm White Nylon Wheel with a roller bearing fitt ... Read Moreed into a pressed steel single bolt hole swivel castor bracket. The Swivel Bracket has a 12mm Single Bolt Hole top plate. The load capacity of this castor is 150kg using manual propulsion at 4km/h (walking speed)The Nylon Wheel has a low tractive resistance making it easier to get moving compared with softer rubber tread wheels. Together with the strength of nylon and because it wont damage concrete floors, this makes nylon wheel castors probably the most popular choice. 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 makes this castor a great choice for the widest range of industrial and domestic applications.


