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Pay in 4 interest-free payments of $6.85 Learn more
Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
Anything in the 5.3:1 to 5.4:1 range is normally my preference

After that, I bought an early commercial iteration (I believe it was from Fenwick, of all companies) and experimented it for different applications

The jaws were used in the buccal pump (observable in modern fish and amphibians) that pumps water across the gills of fish or air into the lungs of amphibians

These are 10" in length.

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