US Darts - Black Super Spin Engraved Aluminum Dart Shafts #1-2 Sets (2BA Medium) + O'rings 2 Sets (6 shafts) of Spinning Black Aluminum Shafts Long Life on both Steel and Soft Tip Darts. Spinning tops help to reduce deflections from incoming darts. 2BA will fit most darts Length 2 1/8 inches