Looking to do a 1x conversation on my 2015 trek 3500, I believe i have a square tapered bottom bracket and I am curious if any other bottom bracket would fit to
Trek 3500 Sport Mountain Bike - Good Big Kid's Bike black/green | Used Bikes for Sale - Silicon Valley Bicycle Exchange - Bay Area
Trek 3500 Mountain Bike for Sale in Phoenix, AZ - OfferUp
Trek Trek 3500 16 in Black/Silver - Express Bike Shop