X"XEaredX"X band design fills the unsightly holes around barrel when fitting a bull barrel or cone bushing. Oversized band allows precise fitting to your slide for increased barrel support. Flange plug retrofits existing slides with cone-style bushings. Collar plug fits STI/SVI slides. Mfg: Accu-Lock SPECS: GM: Steel, in-the-white. 1.7" (43.2mm) long, .50" (12.7mm) diameter.