This "Platinum" cap is solid brass with a brushed nickel finish. Found on all Platinum Cap series items: RB1CL, RB1SC, SRB1CL, RB2CL, RB2SC, RB2DCL, RB2DSC, SRB3CL, SSRB3CL, SRB3SC, SSRB3SC, WB1, WB2, WB3.

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