Shimano Mineral Oil 100mL Size_700x42c 1-1/8" headtube

1-1/8" headtube

Flashing mode 250 lumens： 50hrs

1 M7 Black bleed fitting

Quick Release Cap (Installed)

The Jiugong Socks has nine colors to choose and uses breathable fabrics to keep your feet cool

Shimano Mineral Oil 100mL Size_700x42c 1-1/8" headtubeMineral Oil Brake Fluids Broadly speaking, hydraulic disc brakes designed for bicycles will use either a mineral oil or an automotive DOT fluid. Genuine Shimano Mineral Oil is the only fluid compatible with Shimano brakes. The hydraulic principles are the same, but have you ever wondered why some bicycle hydraulic brakes opt for one versus the other? There's arguments to be made for the advantages of either type of fluid. Shimano has used both types,