- Model:1238<br />- Quantity: 4 pieces<br />- Color: Grey + orange<br />- Material: ABS + carbon fiber<br />- Compatible Models: Multi-axis R/C airplane<br />- Center hole diameter: 6.0mm<br />- Recommended wheelbase: 500mm~700mm<br />- Recommended motor: 650KV~1，150KV<br />- Package includes:<br />- 2 x Pairs of CW / CCW propellers<br />- 4 x Adapter rings<br /><br />                                                                                                                                Dimensions: 12.01 in x 1.38 in x 0.55 in (30.5 cm x 3.5 cm x 1.4 cm)<br />Weight: 2.79 oz (79 g)<br /><br />