We're taking a holiday break to spend time with our families. Our office and warehouse close at 3:30 p.m. on December 19 and will reopen on Monday, January 12, 2026.

All enquiries and orders during our closure will be processed the week of January 12, 2026.

Thank you for your support this year. As a New Zealand-owned family business, your loyalty means a lot. Wishing you a Merry Christmas and a Happy New Year!

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50mm Metal Ball Castor - Screw-In Thread & Socket
This 50mm metal ball castor comes with a base plate attachment and screws for fitting to furniture and equipment bases or frames made of timber.
Each
BC50-THREAD
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Metal Ball Castor Wheel Correct Layout of Left and Right Wheels

Attaching 4 right and left hand metal ball castor wheels to a round furniture baseAttaching 6 or more right and left hand metal ball castor wheels

  • The Metal Ball Castor is a reliable wheel for furniture and equipment that is moved often, as the left and right-hand metal ball castors, configured in the correct layout, provide accurate maneuverability along straight lines and through turns.
  • Durable construction with a smooth 360 degree swivel.
  • Perform best on hard surfaces such as carpet, lino, vinyl and tiled floors.
  • The benefit of the screw-in thread attachment is secure fastening and the flexability to remove and replace the castor wheel when required.
  • Supplied with matchng selected nut fitting
  • Type: metal ball castor with a square base plate for screw fastening
  • Application: the square base plate is design to attach to furniture with a thin mounting surface where a castor and pin stem system cannot be fitted.
  • Wheel diameter: 50mm
  • Mount height: 60mm
  • Swivel radius: 42mm
  • Fitting: screw-in metric M8 or Imperial 5/16" and 3/8" threaded stem
  • Socket options: refer to option dropdown selection box
  • Thread length: 20mm
  • Load capacity: 30kg per castor 
    • Calculate the weight of your furniture and contents, and divide it by the number of castors to determine the load on each. A 120kg cabinet requires at least four 30kg castor wheels.



Merchant: Caford Castors NZ Ltd
Address: 8B Unit 2, Target Court, Ground Floor, Wairau Valley, Auckland, North Island, New Zealand
Postal: P.O. Box 100-026 N.S.M.C, North Shore, 0627, Auckland, New Zealand
Phone: +64 9 444 8334
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Tax Code: 10-648-327
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