Unicorn Gripper 3 Shafts. Moulded Shafts – New Profile. Easi-load flight, super lock flight hold. Length:44.2mm; (does not include thread – 5mm) Thread: 2ba Unicorn Gripper 3 Dart Shafts – Nylon Stems – WhiteUnicorn Gripper 3 Shafts. Moulded Shafts – New Profile. Easi-load flight, super lock flight hold. Length:34.4mm; (does not include thread – 5mm) Thread: 2ba