ABEC-9 super precision high speed ball bearing features:

Model number:B608C-2RSR
Skateboard, Roller skates, Longboards, Spinner, Bicycle 8pcs/box
Size: Bore diameter: 8mm/Outside diameter: 22mm/Width: 7mm
ZrO2 ceramic balls X 7pcs, light weight PA66 polymer cage/retainer, chrome steel out and inner rings
Phosphating surface/Black
ABEC-9 tolerance class
Optimized internal clearance for Skateboard, Deck, Skidding, Spinner, Bicycle
Extra long life, better performance at anti-rust and anti-corrosion
Both side sealed, less maintenance needed
4 different colors seal, black surface, red retainer
Packed well in metal box
Non-conditional refund/replace

Welcome to share your experience of our professional bearings

Product Features

• EXCELLENT PERFORMANCE: Optimized internal clearance for high speed working condition, get the perfect balance between speed vibration and running life, ABC-9 tolerance class, light weight PA66 polymer retainer, Excellent performance for Skateboard, Deck, Skidding, Spinner, Bicycle.
• LONG LIFE: Black anodize surface better for anti-rust and anti-corrosion performance, chrome steel offers appropriate hardness and toughness, will not cracked or deformation easily, both side rubber sealed keep dust outside effectively, ZrO2 ceramic balls less maintenance needed, and hard wearing.
• VERSATILITY USING: 608 bearings are used very widely, our 608 bearings are special design for Skateboard, Roller skates, Longboards, Spinner, Bicycle, but it also worked well for any other high speed requirement equipment, such as electric motor, gear box automobile and related industrial area.
• COOL APPERANC: 4 different colors seals, Black surface, Red retainer, all are well-made,8 pcs per box. Well packed in a metal box, it is also a good gift idea.
• SATISFACTION GUARANTY: Non-conditional refund or replace, no-risk purchase, if you have any question please contact our customer service team freely.