Vintage Unicorn English darts 4 separate sets of flights & shafts

4 separate packages. 2 sets of 3 iridescent metallic polyester dart flights . Plus 2 sets of 3 darts shafts anodised aluminum stem self lock adaptor. Acetal co-polymer adaptor provides firm connection between shaft & dart body without fiddly washers or need to use spinners. Medium length, small thread . Made in England by Unicorn Product Ltd in the 90s