MVD Double Roller Kit for DIY and Custom Builds

Design and implementation using state of the art technology CAD/CAM CNC code. High precision engineered to strict specifications Metal parts made of inox steel type 316L marine Reinforced arches improved lateral agility on spear-gun (due to low profile) full pretension capable (100% pretension with no arch deformation) Fits rubber dia 12-16 mm Compatible with 7mm - 9mm shafts Real-time tested Total Quality Control Self Lubricating material rollers weight 120gr