540A Series Carriage C-Clamp Kit, 1 3/4 in - 3 1/4 in Throat Depth

Features: Kit features heaviest duty carriage clamps available | Includes four clamps of the most popular sizes - 2 1/2 in, 4 in, 6 in and 8 in opening capacities | Frames are constructed from high strength ductile iron castings | Contains sliding pin (vise type) handle, single acme thread rolled spindle and oscillating ball and socket tip | Suitable for light industrial, woodworking and repair applications