NTN 6904LLU Deep Groove Ball Bearing (Silver) Size:20 x 37 x 9 mm but shifting will be slower

but shifting will be slower and may require more "adjustments" of front dérailleur to be acceptable

catering to various riding positions and preferences

this handlebar reduces drag for smoother and faster cycling

The ICE TECHNOLOGIES rotor significantly reduces heat build-up in the brake system to ensure consistent high performance braking even on the steepest downhill stretches

NTN 6904LLU Deep Groove Ball Bearing (Silver) Size:20 x 37 x 9 mm but shifting will be slowerThe NTN 6904LLU is a slim profile, high performance deep groove ball bearing designed for applications where space saving, low weight, and reliable sealing are essential. Equipped with LLU double contact rubber seals on both sides, this bearing offers outstanding protection against dust, moisture, and other contaminants, making it ideal for bicycles, precision instruments, and lightweight machinery. Features Double contact Rubber Seals on Both Sides