• Ermes Double Roll Mechanism is an upgrade mechanism for Abellan Spearguns.
• Ermes unique "Double Roll" engineering provides the strongest load carrying, smoothest trigger yet of any mechanism made to fit Abellan Spearguns.
• Simple screw from the top fitting*.

NOTE: May require some simple wood modifications for fitting.

*Screws not included, but can be purchased here: screws, bolts & fixings