Pallet Rack Capacity Labels (25 Pack). Improve warehouse safety with pallet rack capacity labels for your cross beams. These Pallet Rack Safety Bolt stickers are manufactured in the USA and made from 70lb paper with a matte finish. These industrial stickers are built to last. Each sticker is blank offering owners the ability to write in the proper capacity for each beam level. OSHA standards call for proper labeling on all pallet rack systems. Being bright yellow in color these labels can be easily seen from the floor of warehouses. SIZE = 3″ High x 4″ Wide fitting most cross beams perfectly.