FreeSport 608 ABEC9 Hybrid Black Ceramic Stainless Steel Bearings For Inline Roller Skates Skateboard Scooter Wave caster board

Product: FreeSport 608Rs Hybrid Black Ceramic Bearings with Stainless Steel Rings

Use For: Inline Roller Skates Shoes,Speed Inline Roller Skating,FreeLine Skate (Drift Board),Skate board,LongBoard,Scooter,Quad Skate

Packet: 20.88$= 8 Piece Bearing

Bearing Type:Hybrid ceramic bearing

Beads: 7 Black Ceramic Beads (Si3N4)

Bearings Ring: Stainless Steel

Suit For :Inline Skate / SkateBoard /Freeline Skate / Drift Board / LongBoard

Cage :Nylon ,The material is suitable for highly corrosive environments or high speed scene.  

Rolling elements:7 Blackceramic Beads, High Temperature and Corrosion Resistance,Abrasion resistance,High Revs.

Black Ceramic has better hardness and compressive strength than white Ceramic,that is why it expansive than White Ceramic Bearings.

Shield:two-sided dust cover

Size: 8 * 22 * 7 (Inner * Outer * Height)  / Unit: mm

Limiting speed: 22,000 rev / min

Comparison of Tolerance Class: ABEC-9

Feature:

1. Ceramic bearings,do not need Grease,it have special rustling sound

2.Super High Speed,Long Spin time

3.Stainless , do not rust