【Product Overview】 This Fit Shaft carbon dart shaft boasts both light weight and high durability. 【Contents】 The package includes 4 carbon shafts and 8 O-rings. This allows you to enjoy darts right away. 【Notes】 This product is only compatible with Fit Flight brand darts. Please store out of reach of children when enjoying the game. - Brand: Fit Shaft - Material: Carbon - Contents: 4 carbon shafts, 8 O-rings - Country of Manufacture: Japan Thank you for viewing.