No numbers on diaphragm. I had one like that once it would flood the room with c o.
Av1-14-2 or av1-14-4 (silicone) is what I sell 99% of the time. Av1-14 and av1-14-3 (silicone) are richer.
No disrespect but are you good with points? Magnetic pick up is so much easier. The dwell can really throw your timing off.
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