The Cayman ET Roller speargun boasts unique innovations setting it apart from all its competitors.
The barrel, with its cuttlefish profile, is equipped with two enclosed track rails. The top rail guides shafts, with shark fins (you can use shafts from 6.5mm to 7 mm) to avoid any possibility of the so called “shaft whip”.
The ET Roller is equipped with 14mm Performer bands, Dyneema wishbones and shaft America with shark fins.
The shaft diameter is 7mm shaft for guns in 115cm.