1. «White bronze» reinforced connecting rods.
2. Suction and discharge valves known for their silence. Seat, valve and spring made of stainless steel.
3. Long life seal preventing extrusion hazards.
4. Stainless steel piston locking screw.
5. Exclusive sealing pack constantly lubricated, avoiding leaks. Very easily replaceable.
6. Extremely hard solid ceramic pistons. Perfect polishing ensures an exceptional longevity to seals.
7. Teflon, graphite and bronze covering to guide the pistons.
8. Oversized tapered roller bearings.