16x30x10mm Deep Groove Ball Bearing 163010-2RS GCr15 Steel Sealed ABEC7 for Electric Bicycle Scooter Skateboard
TECHNICAL SPECS
Item: 163010RS
Structure: Deep Groove
Material: Bearing Steel
Ball Material: Bearing steel
Bore Dia (d): 16 mm
Outer Dia (D): 30 mm
Width (B): 10mm
Closures: Dobule rubber Seal
Lubrication: Grease
Magnetic: little
Hardness: 58HRC
Corrosion Resistance: General
Clearance: C0
Grades: ABEC-7
GCr15 Chrome Bearing Steel Deep Groove Ball Bearings – ABEC-7, 2RS Double Sealed & Maintenance Free
for Bicycle Hubs, Bottom Brackets & Pedals
• ABEC-7 Precision — Smooth & Silent Rotation
Ground to ABEC-7 tolerances for accurate, stable spin with ultra-low noise and minimal vibration. Every pedal stroke
and every coast stays silky smooth.
• GCr15 Chrome Steel, HRC 61–65 — Built to Last
Premium GCr15 chrome steel rings and balls, hardened to HRC 61–65, deliver superior load capacity, excellent wear
resistance, and extended fatigue life — rolling reliably under the heaviest riding loads.
• 2RS Double Rubber Seals — Dustproof & Splash-Resistant
Contact-type rubber seals on both sides lock grease in and keep mud, dust, grit, and splash water out. Dependable
protection for rainy commutes, muddy trails, and winter riding.
• Pre-Packed Grease, –30 °C to 120 °C — Zero Maintenance
Factory-filled with premium temperature-stable grease for long-life lubrication right out of the box. No re-greasing,
no servicing — just install and ride.
• C0 Clearance, Deep Groove Design — Versatile Fit
Standard C0 internal clearance and deep groove geometry ensure stable, quiet operation across bicycle hubs,
bottom brackets, pedals, headsets, trailers, and other cycling applications.


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