HS400BP Hinge Shim, 4 in L x 1.3 in W x 0.06 in Thick Dimensions, Plastic

use when you need to quickly align a door in the jam, replaces the commonly used cardboard, also ideal for the steel doors and jambs commonly found in hotels, offices and modern commercial buildings, each shim can fold together for 1/16 in, 1/8 in or 3/16 in of a door adjustment, made of high-impact plastic and will not compress. Load-bearing up to 8000 lb.