- Zinc alloy material<br />- Hole diameter: 23cm<br />- Length: 94~120mm<br /><br />                                                                                                                                Dimensions: 3.58 in x 1.54 in x 0.20 in (9.1 cm x 3.9 cm x 0.5 cm)<br />Weight: 1.59 oz (45 g)<br /><br />