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4PCS SP-8FL 8mm ball miniature bolt mount carbon steel roller caster 8/15kgs Loading heavy duty SP8FL Ball transfer units

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Window Rollers
Model Number
Brand Name
Carbon steel
Main ball size
Main ball material
Bearing steel
Suggested loading capacity
Max. loading capacity
Bolt easy fixing mounting

10 Apr 2017
PERFECT 10 +++

- A**** S

M5x12mm miniature bolt SP-8FL 8mm bolt mount carbon steel 8/15kgs Loading Ball transfer units









The Biggest Ball Transfer Units stocklist suplier in China

  • More than 30 distrbutors in China and overseas
  • Customized design and production
  • Stock for popular models
  • Over 300 models for choice







1) Aliexpress Standard Shipping is sending by Singapore post, it may take 20-30 days to receive the parcel. We will arrange parcels to warehouse at every Monday / Wednesday / Friday.

2) Shipping cost (also free shipping) DOES NOT including import customs clearance cost, any tax or duty in your destination.





How to arranging and installing ball transfer units?


  • There are different arranging ways to fit for different moving requirements:


  • There are different models of BTU fo choosing:





  • Typical application in production lines:



  • Typical application in air cargo goods handling:

Ball transfer units table in Dubai International Airport





Also there are other models for choosing from: 

5pcs M6x14mm Bolt Mounting Ball transfer unit robot ball screw thread rod end support ball casterUSD 6.10/lot
5pcs CY-8H mini Press mount Steel Ball transfer unit, 3kgs / 5kgs load capacity,miniature CY-8H smallest transfer ball bearingUSD 5.00/lot
4pcs 5/8'' Flange Disc Ball transfer unit,10kgs / 15kgs load capacity CY16B Cheap flange cargo conveyor transfer ball unitUSD 4.50/lot
5pcs CY-15A 5/8' 10/15kgs load capacity Ahcell Ball transfer unit,CY15A automatic production line flange ball bearing transferUSD 3.75/lot
4pcs SP-8 Machined miniature 8mm 5/16' Ball Heavy Ball transfer unit,SP8 8kgs / 15kgs load capacity conveyor roller CastorUSD 7.00/lot
5pcs 12mm furniture bearing steel ball KSM-12 Swivel Round Ball Caster Silver Metal Bull Wheel Universal Ball Transfer UnitUSD 9.33/lot
5pcs SP15 15mm 5/8' main ball Heavy weight capacity Ball transfer unit,40/50kgs load capacity,SP-15 machined ball bearing unitUSD 9.33/lot
4pcs SP-12 25kg / 30kgs load capacity Heavy Ball transfer unit,SP12 miniature solid ball bearing unitUSD 7.33/lot



Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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