Early Corbin Duplex ,New Departure Duplex 9 Tooth cog New for 1/4 " Block Chain

[GuzziPaul]

I have newly made 3/16" and 1/4" wide 9 tooth cogs for 1" pitch block chain
$45.00 for 3/16" wide and $50.00 for 1/4" wide
for Corbin Duplex and New Departure with 1 5/8" hole