SNA-CH9-MB HF-420-6-RB HF-420-6-NK HF-420-6-MB SNA-CH5-MB PRS-HF6-RB PRS-HF6-NK PRS-HF6-MB PRS-HF3-RB PRS-HF3-NK PRS-HF3-MB SNA-CH3-MB HF-412-3-RB HF-412-3-MB