Dimensions: 17x40x12 Metal Shield on both sides 100% Chrome Steel for higher resistance and durability Supports 20,000 rpm Our high-quality bearing is made to reduce your replacement frequency and maintenance cost  Model: 6203 ZZ  Quantity per Package: 2 Pcs   Material: 100% Chrome Steel  Protection: Metal Shield on both sides  Greased / Lubricated: Yes  Bore (Inner) Diameter: 17 mm  Outer Diameter: 40 mm Width (Thickness): 12 mm  Supported Revolutions per Minute (RPM): 20,000  PGN’s 6203 ZZ (17x40x12) is a single-row bearing that supports radial loads, made with Chromium Steel providing superior quality and durability. It comes pre-lubricated and shielded to keep the lubricant in and contaminants, dirt and debris out.

Dimensions: 12x32x10 mm  ISO 9001:2008 CERTIFICATE  Metal shield on both sides  Chrome Steel (AISI 52100) for higher resistance and durability  Supports 22,000 rpm  Our high-quality bearing is made to reduce your replacement frequency and maintenance cost Model: 6201 ZZ Quantity per Package: 2 Pc  Material: Chrome Steel (AISI 52100) Protection: Metal Shield on both sides Greased / Lubricated: Yes Bore (Inner) Diameter: 12 mm Outer Diameter: 32 mm Width (Thickness): 10 mm Supported Revolutions per Minute (RPM): 22,000 PGN’s 6201Z (12x32x10) is a single-row bearing that supports radial loads, made with Chromium Steel providing superior quality and durability. It comes pre-lubricated and shielded to keep the lubricant in and contaminants, dirt and debris out.