Aluminum alloy and nylon construction, high-strength and weather-resistant.
For 68-73mm bottom bracket shell.
Suitable for 24mm crank shaft (22mm shim included).
Sealed ceramic bearing provides smooth rotation, moisture and dirt-proof.
Material: Aluminum alloy + Nylon
Color: Black / Red (optional)
Compatibility: For 68 – 73 bottom bracket
Size: 40 * 97mm / 1.6 * 3.8in
Weight: 116g / 4.1oz
1 * Bottom Bracket