troy bilt tb30r mower blade

[Soundpro7]

drive belt for the mowing blade will not stay on

 

[mechanic mark]

https://www.troybilt.com/wcsstore/TroyBiltUS-CAS/Attachment/ownersManuals/riders/TB30R_2013.pdf

see page 31 for parts list, be sure to use these replacement OEM parts