The tool is specifically designed to ensure O rings are precisely located onto your accessories and also retains the O rings securely on the tool until they are needed. Mission O-Lock O-Ring Applicator. Already with 12 O-Rings attached, this simple tool helps to apply the little O-Rings to your shafts or conversion points to help ensure they do not work themselves loose. Mission O Ring Applicator - Brass - with 12 ORings - O-Lock
