I got one of those back in the day, still have it actually. They wanted me to upgrade to a spring with more tension for $40.00. I took a couple of black rubber tie-downs, wrapped the weak spring with those, and it provided all the resistance I needed. And it actually did work.
I got one of those back in the day, still have it actually. They wanted me to upgrade to a spring with more tension for $40.00. I took a couple of black rubber tie-downs, wrapped the weak spring with those, and it provided all the resistance I needed. And it actually did work.