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50mm Twin Wheel Castor - Select Attachment Fitting

Caford Castors 50mm twin wheel castors offer exceptional mobility for furniture in homes and workplaces. Select from our complete range of attachment fittings to suit your chairs, desks, or lightweight cabinets. We supply Castor Wheels for single DIY replacements or wholesale bulk orders.

Each
TWN50
Option:
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Purchase Qty:
 

  • Caford Castor wheels are made using pure nylon for long lasting strength and easy rolling across carpet and flooring with a smooth surface.
  • Select the fitting attachment that matches your  your furniture or equipment:
    • Square Base Plate: suited to furniture and equipment with a thin timber, flat board and metal mounting surface with insufficient depth for a castor and stem system to fit.
    • Push-in Stem | Grip Neck: for furniture with tube or pipe legs or furniture legs and frames with minimal mounting space and a thick timber base to secure the socket connection.
    • Circlip Fitting: A steel rod with a circlip ring also referred to as a retaining ring provides a very secure hold and additional support against lateral movement.
    • Threaded Stem: Available in 3 different thread measurements, providing a secure attachment to a thick timber base. A key benefit of the threaded castor fitting is that removing and replacing castors is easy if necessary.
      • Imperial 3/8 BSW Thread: Screws into a matching 3/8 new or existing insert nut, tee nut or rivet nut of the same 3/8 thread size. 
      • Imperial 5/16 BSW Thread: Screws into a matching 5/16 new or existing insert nut, tee nut and rivet nut of the same 5/16 thread size.
      • Metric M8 Thread: Screws into a matching M8 new or existing insert nut, tee nut and rivet nut of the same M8 thread size.
  • Sockets can be purchased seperately if required. Castors are also available complete with connecting sockets for attaching to furniture, nuts or screws - refer to the "Associated Items" tab.

Castor Wheel Specifications:

  • Wheel diameter: 50mm
  • Wheel type: nylon twin wheel
  • Mount height: 60mm
  • Swivel radius: 45mm
  • Load capacity: 30kg per castor

Fitting Options and Specifications:

*Please note that connecting sockets, nuts, and screws are not included. You can purchase them separately or as part of a castor and connection set on their dedicated fitting page under the 'Associated Items' tab.

Screw Plate Fitting:

  • Type: Square base plate for screw fastening
  • Application: The square swivel base plate attachment is suited to furniture with a thin flat board, timber or metal surface where a castor and pin stem system cannot be fitted.
  • Plate Dimensions: 38mm
  • Hole Diameter: 5mm
  • Distance Between Hole Centres: 27mm
  • Compatible Components*: 8 gauge screws for mounting the baseplate to flat board and timber surfaces.

Grip Neck | Push-In Stem Fitting:

  • Type: Push-in grip neck pintle stem #7
  • Application: The perfect solution for fastening castor wheels to tube furniture legs on desks, tables, and trollies with minimal mounting space or inserted into furniture and equipment with a thick timber base.
  • Compatible Components*: #7 Pintle Sockets
    • Round Nylon Sockets for Tube: Product Codes N5, N6, N7, N4, N10, N3, N13, N15 and N17.
    • Round Nylon Sockets for Timber: Product Codes N5, N8 and N2.
    • Square Nylon Sockets for Tube:Product Codes N1, N9, N14 and N18.
    • Metal Grip Neck Socket for Timber: Product Code C730

Circlip Fitting:

  • Type: Circlip 5/16" diameter
  • Application: A very secure way of fastening castor wheels to chairs, tables, shelves and trollies with minimal mounting space or inserted into furniture and equipment with a thick timber base via an exisitng furniture socket.
  • Compatible Components*: Metal N11 timber socket and Nylon N24 timber socket

Screw-In Threaded Stem Fitting:

  • Type: 20mm threaded stem 
  • Application: The main benefit of castors with a threaded rod or stem is their ease of replacement by simply unscrewing. Typically used to fix castor wheels to timber furniture frames on sofas, chairs, beds, and table legs
  • Compatible Components*: When replacing existing castor wheels, please enusre the connecting nut in your furniture has a matching thread.
    • 5/16 Thread Screw-In Castor = 5/16 Texcert | Insert Nut with Flange, 5/16 bsw thread x 20mm long
    • 3/8 Thread Screw-In Castor = 3/8 Texcert | Insert Nut with Flange, 3/8 bsw thread x 20mm long
    • M8 Thread Screw-In Castor = M8 Texcert | Insert Nut with Flange, metric M8 thread x 20mm long



Merchant: Caford Castors NZ Ltd
Address: 80 Hastie Avenue (Back of Building), Mangere Bridge, Manukau, Auckland, New Zealand
Postal: P.O. Box 100-026 N.S.M.C, North Shore, 2022, Auckland, New Zealand
Phone: +64 9 444 8334
Legal Notices
Tax Code: 10-648-327
Returns Policy

The festive season is upon us, and the team at Caford Castors NZ is taking a well-deserved holiday with their families. During this break, our office and warehouses will be closed at 11 a.m. on the 20th of December and will reopen and resume our usual business hours on the 13th of January 2025.

Enquiries made and orders placed during our closure period will be answered, processed and sent the week of the 13th of January 2025.

We want to thank all our customers and friends for your support and loyalty this year; we are truly grateful. As a New Zealand-owned and operated family company employing New Zealanders, your business goes a long way in supporting New Zealand families. Thank you, and we wish you a very merry Christmas and a happy New Year.