Joined: Jul 2015
Posts: 7,236
Likes: 3,141
From: NW Oregon
Bikes: 1982 Trek 930R Custom, '91 Diamondback Ascent w/ XT, XTR updates, Fuji Team Pro CF road flyer, Specialized Sirrus Gravel Convert, '09 Comencal Meta 5.5 XC, '02 Marin MBX500, '84 Gitane Criterium bike
those typically get removed and tossed in the trash when they break.
If your pants get against the chain, i'd advise tucking the pant leg into your sock, or placing a velcro strap around it.
A local Bike Co-op/recycler may have a used one you can get for low cost...