Zurn's parts bag for the Z100 roof drain clamping collar comes with 4 screws and 4 washers

• Durable construction stands up to tough environments
• Part/Repair Part - Clamping Collar Parts Bag Only
• Design accommodates new construction and retrofit applications
• System accessories available including aluminum dome strainer, underdeck clamp, vandal-proof screws and roof sump receiver
• 1-year limited warranty