Ermes Double Roller Trigger Short - High-Quality Roller Massage Tool for Muscle Pain Relief - Perfect for Home, Gym, and Physical Therapy Use

Ermes Double roller trigger for DIY speargun construction.  The Short version is one of the most compact triggers in the market. The sear of the trigger is replaced by a roller that allows for a much smoother pull. The trigger is very easy to install. No jigs needed.