C-Channel Magnetic Card Label Holders are the best choice for metal racks and shelves. Perfect for any office, library or warehouse metal shelf or rack, you can slide your labels in and out of the convenient C-Channel design.
Size: 0.5" x 4" Material Type: C-Channel Magnetic Card Holders Verified Purchase
Size: 0.5" x 4" Material Type: C-Channel Magnetic Card Holders Verified Purchase
Size: 0.5" x 4" Material Type: Label Holder,Magnetic"C"Channel Verified Purchase
Size: 0.5" x 4" Material Type: Label Holder,Magnetic"C"Channel Verified Purchase
Perfect
These were perfect for what I needed.