1. Material: steel 2. Surface: electroplating 3. Purpose: protect bicycle rear derailleur 4. The bicycle chain protector can directly replace old or damaged chains and can be applied to most bicycles, such as mountain bikes, road bikes, folding bikes, etc. 5. Made of high-quality metal materials, sturdy and durable, with long service life and can be used for a long time 6. Adopt hook and loop design, can be easily installed on the rear derailleur 7. Dimensions: 120x60x40mm 8. Weight: 103 grams
