This vinyl cap features the top hole BUT NO THUMB SCREW HOLE. It's used for RB2CL, RB2SC, RB2DCL, RB2DSC, SRB1CL, SACLS, SACLSX, SRB3CL, SRB3SC, SSRB3CL, SSRB3SC Deck Hanger Arms.
Call us at 1-800-342-3782 if you have any questions.
