Applies to COMPL. CYL.KIT GASKET SET Ø 39,88-50 (MULT-THICK.- O-RING) (DERBI EBE/S 050) ALUMIN-CYL. KIT Ø39,88 pin Ø 12 H2O MHR TEAM mod-head ALUMIN-CYLINDER KIT Ø 50 H2O MHR TEAM mod-head