Oil Seal TC 17x27x5mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring LBD60UUAJ They feature hybrid ceramic balls

They feature hybrid ceramic balls inside corrosion resistant chrome steel races to reduce friction

2 bearings This premium ball bearings kit is designed for DT Swiss 240 road rear hubs

1 pc This sealed large ball bearing is built for heavy-duty rotational support in machinery and equipment

it's ideal for applications requiring reliable support and low-friction movement

Oil Seal TC 17x27x5mm - TC Double Lip NBR Rubber Oil Seal with Garter Spring LBD60UUAJ They feature hybrid ceramic ballsThe TC17x27x5 is a double lip rotary shaft seal, block out dirt & lock in grease or oil. Designed for a shaft diameter of 17mm Width 5mm, with a bore diameter 27mm Nitrile Rubber Lip Material. Item Sku : TC17x27x5 Type : Oil and Grease Seal TC 17x27x5 mm Shaft diameter (inner): 17mm Housing bore (outer): 27mm Width : 5mm Size : 17mm x 27mm x 5mm Oil and Grease Seal Material : Nitrile Butadiene Rubber Temperature Range : 40 to 248F Ideal for both