Not on my mower. I've burned up a lot of belts because they slipped. 73, Mike www.w0btu.com On Fri, May 10, 2019 at 12:15 PM Michael Rutkaus <mrutkaus at gmail.com> wrote: > Dramatically lighten the springs that control belt tightness on any > mower, enough to cut your specific grass but slip at anything more. > > 73 > Mike k4qet >