Blueprint hanging clamps by Alvin and Brookside Design. Professional quality similar to SAFCO, Mayline, and Planhold blueprint hanger clamps. Extruded, anodized aluminum hanging clamps will hold up to 100 sheets (20 lbs.) securely without punching or stapling. Internal steel spring holds clamp open for easy loading. Heavy-duty chrome-plated steel wing knobs open and close the clamp. Chrome-plated steel clip includes a spring to clip onto pivot brackets. Includes snap-on clear plastic label holder.
Blueprint plan holders work great with all our Alvin and Brookside Design blueprint storage racks, mobile storage stands, blue print file storage wall racks. CLAMPS ARE 100% INTERCHANGEABLE WITH OTHER MANUFACTURERS SUCH AS SAFCO AND MAYLINE. Fits all SAFCO, MAYLINE, ALVIN, PLANHOLD, BROOKSIDE DESIGN blueprint racks and stands. Available in 18", 24". 30", 36", and 42" lengths as shown below. BOXES OF 6. Limited Lifetime Warranty.