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6921NR Deep Groove Ball Bearings 105x145x20mm 1Pc Scooter Skateboard Wheel

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6921NR Deep Groove Ball Bearings 105x145x20mm 1Pc Scooter Skateboard Wheel

Product Characteristics: 
  • Pre-lubricated, smooth and flat bearing surface, compact structure, with strong bearing capacity and dust-proof, long service time.
  • Single-row design, suitable for high-speed,  low friction, low-noise and low vibration, improve efficient and steady work.
  • High temperature quenching forging, sturdy and durable in operation, these deep groove ball bearings combine radial and load at high speed.
  • Mainly applicated on wheels for cars, bikes, motorcycles, karts, lawn mowers, skateboards, roller skates, tractors, 3D prints, snow blower etc.
Specification:
  • Outer Diameter: 145mm / 5.71"
  • Inner Diameter: 105mm / 4.13"
  • Width: 20mm / 0.79"
  • Color: Silver Tone
  • Type: 6921NR
  • Precision Level: P6
  • Basic Load Ratings (kN): Cr: 42.5 C0r:42
  • Limiting Speeds(min-1): 5300
Material:
  • Bearing Steel
Package included: 
  • 1 Pc Deep Groove Ball Bearings
Note:
  • Please confirm the model number and dimension before buying, thanks!
$64.79
6921NR Deep Groove Ball Bearings 105x145x20mm 1Pc Scooter Skateboard Wheel—
$64.79

Product Information

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Description

Product Characteristics: 
  • Pre-lubricated, smooth and flat bearing surface, compact structure, with strong bearing capacity and dust-proof, long service time.
  • Single-row design, suitable for high-speed,  low friction, low-noise and low vibration, improve efficient and steady work.
  • High temperature quenching forging, sturdy and durable in operation, these deep groove ball bearings combine radial and load at high speed.
  • Mainly applicated on wheels for cars, bikes, motorcycles, karts, lawn mowers, skateboards, roller skates, tractors, 3D prints, snow blower etc.
Specification:
  • Outer Diameter: 145mm / 5.71"
  • Inner Diameter: 105mm / 4.13"
  • Width: 20mm / 0.79"
  • Color: Silver Tone
  • Type: 6921NR
  • Precision Level: P6
  • Basic Load Ratings (kN): Cr: 42.5 C0r:42
  • Limiting Speeds(min-1): 5300
Material:
  • Bearing Steel
Package included: 
  • 1 Pc Deep Groove Ball Bearings
Note:
  • Please confirm the model number and dimension before buying, thanks!

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