Mitee-Bite Talon Grips. These clamps are 3/4" Long x 1/2" Wide x 1/4" High
This is Mitee Bite Product Number 32050 - clamps sold individually, not as a set of two.
For use with Saunders Machine Works Modular Vise
Clamping height when used with the SMW Modular Vise: 0.07" (1.78 mm)