5/16-In.id x 9/16-In.w x 1-5/8-In.od, sc937, clear zinc plated, set collar, heavy duty precision machined for quality fit & ease of installation, fitted with allen head set screw.
set collar
5/16-In.id x 9/16-In.w x 1-5/8-In.od
heavy duty precision machined for quality fit & ease of installation