Also known as poodle rings, these thick rings have "ears" that form a large retaining surface to withstand stronger forces than other side-mount retaining rings.

No groove required—press these rings onto the end of a shaft for a firm grip.

Also known as flat-style speed nuts, these have a large surface to distribute loads better than standard and flanged external push rings.

No groove required—these rings have teeth that firmly grip the bore.

Also known as E-Style and C-style rings, slide these into the groove from the side of the shaft. They provide a wider shoulder than other external retaining rings for a larger retaining surface.

Also known as flat-style speed nuts, these have large sides, so they're easy to push over threads by hand.