Glazelock GLZ11 1/8" Thick Shim 3 1/2"L x 1-1/2"W with 1/2" Slot U-shaped Horseshoe Plastic Flat Shims Red 1000pc/box

Used for installing, aligning, and leveling commercial and residential windows, doors, cabinets and countertops, plumbing; Used for tile spacers Will not rot, shrink or swell Solid Thickness, made of durable and consistent High Impact Polystyrene Plastic Fit around bolts and anchors, provide a secure and stable stacking solution Glazelock quality and durability is trusted by high performance professionals across several industries Made in the USA