- Aluminum alloy material<br />- Compatible with 4.0mm motor shaft<br />- Package comes 5pcs adapters<br /><br />                                                                                                                                Dimensions: 0.00 in x 0.00 in x 0.00 in (0.0 cm x 0.0 cm x 0.0 cm)<br />Weight: 1.16 oz (33 g)<br /><br />