A great number of things were changed. I.e. Tube size. Diameter. Thread pitch and leads.
As for the plastic coupler I can tell you with 100% fact that yes you do get a better feel with plastic to metal vs metal to metal. Yes you can also have a high quality plastic that is equal to metal strength and the like. What it does come down to in the end is feel and comfort when engaging the threads.
As for the plastic coupler I can tell you with 100% fact that yes you do get a better feel with plastic to metal vs metal to metal. Yes you can also have a high quality plastic that is equal to metal strength and the like. What it does come down to in the end is feel and comfort when engaging the threads.