Axial pump pressure adjustment pin Pump bypass for Lelit Bianca 4000063

Pressure adjustment nail for rotary pumps from Fluid-o-Tech company and official for Lelet engines, it is a part to control and adjust the pump pressure from below. The reference part number with Lelet Bianca is 4000063 for all versions. Compatible engines without reference number: Rocket R58, Protech 700ECM, Syncronyca