Rear Axle Bearing

R20 Sealed Precision Bearing — 1-1/4" x 2-1/4" x 1/2"

• Bearing Number: R20-2RS
• Fitment: Designed for idler hubs and bird cages in quarter midget setups.
• Dimensions: 1-1/4" inner diameter × 2-1/4" outer diameter × 1/2" width.
• Type: Sealed ball bearing with rubber seals on both sides to keep out debris and retain lubrication.
• Material: Made from chrome steel SAE-52100 for strength and longevity.
• Performance: Supports moderate radial and axial loads with smooth, low-friction rotation.
• Speed Rating: Up to 7,000 RPM depending on application.

This bearing is a direct match for Zero Error’s bird cage setups and is also compatible with other R20-series tools and housings. Want help bundling this with a bearing tool or adding it to a full hub assembly? Let’s build it out.