1. The main body is made of anodized material, with bright colors that do not fade easily and is durable and resistant to corrosion 2. The hollowed-out lightweight design does not add any burden to cycling 3. Installation is very convenient 4. Material: aluminum alloy 5. Size: front clamp: about 8.3 x 1.3 x 0.7 cm; rear clamp: about 5.2 x 1.2 x 1 cm 6. Weight: front clamp: about 5.8g; rear clamp: about 4.4g
