Black, white or red rectangular-shaped resin pieces screw into your cable ends to hold a current project while using the tips for another project.
White [S] end stoppers fit onto all [S] coded TWIST™ and SPIN™ cables.
Black [L] end stoppers fit onto all [L] coded TWIST™ and SPIN™ cables.
Red [M] end stoppers fit onto all TWIST™ MINI cables.