3-Finger Vinyl-Coated Extension Clamp on Stainless Steel Rod, 3.4" Max Material_Acrylic Two rectangular slots accept square

Two rectangular slots accept square or round rods up to 16 mm in this aluminum alloy multipurpose clamp holder

Spanning a full year of optics coursework

conduction

the optical-grade body delivering cleaner refraction angles than acrylic peers for precision Snell's law work

Ratchet-stopped nickel-plated brass 25 mm micrometer screw gauge reading to 0

3-Finger Vinyl-Coated Extension Clamp on Stainless Steel Rod, 3.4" Max Material_Acrylic Two rectangular slots accept squareVinyl coated three finger jaws hold apparatus up to 3. 4 inches without slipping, mounted on a 5. 5 inch stainless steel rod with thread fitted joints for smooth adjustment.