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Quick Details

  • Structure: Deep Groove
  • Type: Ball
  • Brand Name: Freerun
  • Bore Size: 8 mm
  • Outside Diameter: 22 mm
  • Model Number: 608-2RS/C
  • Precision Rating: ABEC-1,ABEC-3,ABEC-5,ABEC-7(P0,P6,P5,P4
  • Seals Type: ZZ-Metal shield,2RS-Rubber seal,RZ-Metal and
  • Number of Row: Single Row
  • Place of Origin: Fujian, China (Mainland)
  • Size: 8x22x7mm
  • Balls:: Ceramic Balls (Si3N4 and ZrO2)
  • Retainer Type: CROWN retainer, Ribbon Retainer
  • Internal Clearance Code: C0,C2,C3,C4,C5
  • amic bearing Speed: 50% faster than conventional bearings
  • ainer material: Stainless Steel,PTFE, Nylon, PEEK
  • Lubrication:: oil,grease,dry
  • ceramic balls weight:: 40% less than steel balls, depending on size.
  • Ring's Material: AISI52100, AISI440C, AISI304, AISI316,Ceramic(Si3N4 and ZrO2)
  • Vibration level codes: V4, V3, V2, V1

Packaging & Delivery

Packaging Details Ususally, every 10 sets bearing are packed into plastic tube or raped by rustproof paper and paced into carton box. Single package is available,that is,each set bearing is contained into plastic bag and then packed in small inner box. Industrial Packing: 100 pcs or 50 pcs in long plastic tubes.
Delivery Time 10-15 days work days after receipt of your payment

Different ABEC greade Roller Skate Ceramic Bearing Cearmic 608 Skateborard Bearing

Freerun Bearings are specialized in producing  Inline skate ceramic bearings 608,Inline,Rollerbade Skated Bearing,Longboard bearings,Roller Hockey Bearings,Scooter Bearins,Heelys Bearing, mainly and popular items as follows:

608 is a most popular size that is used for Skateboards,inline skate, roller blade and even scooters.These skateboard ball bearings can rotate up to 34,000 rpm, each bearing has 2 metal shields or rubber seal to protect the skateboard bearings from dust or any possible contamination, these are self lubricated skateboarding bearings(skate bearings are already greased)

Other items was.605,606,607,,609,688,698,625,626,627,628,6900

Shield /Seal Type,

Open ,ZZ, RZ,2RS,RS,

Seal removal,
As mentioned in the section on seals, the non contact seal can be easily removed with a thin blade such as a Stanley knife, a trimming knife, a small screwdriver etc. CAREFULLY slide the tip of the blade between the seal and the inner ring taking care not to damage the seal. Push the tip just under the seal (but not too far as you don't want to catch the bearing cagethen gently prise the seal out. The outer lip of the seal sits in a groove in the outer ring of the bearing.

A standard skate bearing iis rated up to about 24,000 rpm. This is the basic speed rating less 40 percent as the bearing outer ring is rotating. Ours are rated at 49,000 rpm or 59,000 rpm for the ceramic bearings. However, with 75mm diameter wheels, 

Bearings are precision engineered components and secure packaging is important to keep them from being damaged in transit and prevent contamination. It should also be cost effective. You should pay for the bearings and packing charge.


Brand printed:



Stamp your logo onto the bearing Seals ,Please advise your logo,thanks a lot.



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