Industrial BRN-4 Brass Shim (M-BBN-4) from Trinity Brand Industries is a 0.004" thick brass shim stock made from CDA 260 brass. It measures 6" wide by 100" long, providing a long sheet for precise thickness control. The M-BBN-4 designation identifies this 260-brass shim stock for spacing, leveling, and alignment tasks in machine setups and equipment mounting.
