- Color: Black<br />- Material: Plastic<br />- Compatible with Walkera V100D01/CB100 4#3B<br />- Great replacement for your old， damaged or lost main drive gear set<br />- Ideal for DIY project<br /><br />                                                                                                                                Dimensions: 1.38 in x 1.38 in x 0.20 in (3.5 cm x 3.5 cm x 0.5 cm)<br />Weight: 0.18 oz (5 g)<br /><br />