- Plastic material<br />- Shaft diameter: 4.0mm<br />- Installation screws pack included<br />- For RC airplanes with fixed wing<br /><br />                                                                                                                                Dimensions: 3.66 in x 3.19 in x 2.24 in (9.3 cm x 8.1 cm x 5.7 cm)<br />Weight: 1.62 oz (46 g)<br /><br />