18307RS Bearing (5 Pcs) 18307 mm Bicycle Axle 18307-LBLU Drum Ball Bearings 18307 MR18307 for DT Swiss Hubs

• Inner (d): 18 mm Outer (D): 30 mm Width (B): 7 mm
• With low be sanded LBlu seals/equivalent to 2RS LLU/LLB
• Grease does not need to be added extra.
• MR18307 Sealed Cartridge Bearing is designed for some DT Swiss, Bontrager, and Giant applications.
• This bearing is a peculiar bearing as it's only 1mm different to 6903-2rs which has a 17mm ID, instead of this bearing at 18mm ID. Appears on hubs made by DT Swiss.

Structural Parameters Category Type: Deep Groove Ball Bearings Bearing Type: Ball For Load Direction: Radial Construction: Single Row Seal Type: Rubber Sealed Ball Bearing Type: For Bicycle Dimensions Parameters Part Number: 18307-2RS For Shaft Type: Round For Shaft Diameter: 18mm ID: 18mm ID Tolerance: -0.007mm to 0mm For Housing ID: 30mm OD: 30mm OD Tolerance: -0.008mm to 0mm Width: 7mm Width Tolerance: -0.12mm to 0mm Material Parameters Ring Material: 52100 Chrome steel Ball Material: Chrome steel Rubber Material: NBR Conditions Parameters Max Speed (Grease) (X1000 RPM): 14 Lubrication: Pre-Lubricated Lubricant: Grease Shaft Mount Type: Press Fit