Quick view Choose Options Adams Rite Adams Rite 4510 Standard Duty Deadlatch with Flat/Standard Jamb MSRP: Was: $105.00 Now: $71.25 California Prop 65 Warning WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.