there are eight plastic hooks attached to the stainless steel

The ASI 0264-12 Double Roll Toilet Tissue Dispenser With Pin installs securely on any hard surface in your commercial restrooms and keeps two rolls of toilet tissue that measure up to 6 inches in diameter within easy reach

A rough opening that measures 11-3/8 inches in width by 15-5/8 inches in height is required for installation

Three countersunk holes that measure 17/64 of an inch in diameter are featured in each flange

and at the bottom

ASI 5002 Commercial Liquid Soap Dispenser, Recessed-Mounted, Manual-Push, Stainless Steel - 800 mL Capacity-One Standard Roll there are eight plastic hooksThe ASI 5002 Disposa Valve Soap Dispenser accepts pre packed cartridges that contain soap, hand lotion, heavy duty cleaner, waterless cleaner or antiseptic soap, providing supplies for up to 1,500 washings. These cartridges have an attached heavy duty vinyl soap valve, meaning that with each new cartridge the valve is also replaced. The dispenser is crafted from durable, 18 gauge, type 304 stainless steel. The door to the unit is secured to the body