ok im an idiot...I guess I loosen (the nut on the end with notches) it never comes out it continues to just spin around rod...so I pushed the cylinder as far in as it goes...What is a snap ring it never comes apart...so (nut with notches is loose... I drive cylinder in as far as it goes...nothing happens how do you remove the snap ring so it will come apart. hhhelp the other rod I cant get the nut with notches even loose....what next