Ruthless Sting Dart Shafts – Polycarbonate – Solid Black – Black Top – Tweenie Plus. These strong solid colour polycarbonate shafts with the Ruthless logo are available in 4 colours and 4 sizes with a black aluminium top for ultimate grip. Each pack contains 3 shafts.Ruthless Sting Dart Shafts – Polycarbonate – Solid Black – Black Top – Tweenie. These strong solid colour polycarbonate shafts with the Ruthless logo are available in 4 colours and 4 sizes with a black aluminium top for ultimate grip. Each pack contains 3 shafts.Ruthless Sting Dart Shafts – Polycarbonate – Solid Black – Black Top – Short. These strong solid colour polycarbonate shafts with the Ruthless logo are available in 4 colours and 4 sizes with a black aluminium top for ultimate grip. Each pack contains 3 shafts.Ruthless Sting Dart Shafts – Polycarbonate – Solid Black – Black Top – Medium. These strong solid colour polycarbonate shafts with the Ruthless logo are available in 4 colours and 4 sizes with a black aluminium top for ultimate grip. Each pack contains 3 shafts.