Lightweight Carbon Fiber Bike Derailleur Pulley Wheels

Features:

Full carbon fiber frame,lightweight and durable.

Aluminum alloy guide wheels for superior performance.

Ceramic bearings reduce friction and make it smooth.

Easy to install and replace.

Specification:

Model: SD1 / SD2 / SD3 / SD4 / SD5 / SD6 (optional)

Frame material: Carbon fiber

Guide wheel material: Aluminum alloy

Bearing material: Ceramic

Package size: 155 * 90 * 50 mm / 6.1 * 3.5 * 2.0 in

Package weight: approx. 115 - 128 g / 4.1 - 4.5 oz

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