21.5 x 31 x 7 Stainless Steel Premium ABEC-5 Ball Bearing Silicon Nitride Ceramic Balls 2 PTFE Seals
21.5 x 31 x 7 Stainless Steel Premium ABEC-5 Ball Bearing, Silicon Nitride ceramic balls, inner diameter is 21.5mm, outer diameter is 31mm and width is 7mm.
Item: 21.5 x 31 x 7 Ball Bearing
Type: Deep Groove Radial Ball Bearing
Closures: PTFE Sealed
Quality: Premium ABEC-5
Material: Stainless Steel
Balls: Silicon Nitride Ceramic (Si3N4)
Lubrication: Self Lubricated (Grease SRL) Bearing
Dimensions: 21.5mm x 31mm x 7mm/Metric
ID (inner diameter)/Bore: 21.5mm
OD (outer diameter): 31mm
Width/Height/thickness: 7mm
Quantity: One Bearing
VXB Category: Hybrid ceramic bearings
Express delivery and return policies
Free shipping on orders over $30
Processing time: 1-2 Days
Shipping time: 3-5 Days(According to the logistics method and delivery address)
Items can be returned or exchanged within 30 days !
