Wood blocking is preferable behind all wall surfaces
If wood blocking is not available, the following fasteners are suggested: Tile/masonry-Plastic or lead anchors, plaster/drywall-toggle bolts
For forces up to 500 lb
2-3/4 in depth
Standard/Approvals: ADA Compliant, ICC/ANSI A117.1, California Provision: WARNING: This product contains one or more chemicals including lead known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after installing or handling the product.