![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 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](https://i.redd.it/95tt6gg5k4251.jpg)
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 Sport Mountain Bike - Good Big Kid's Bike black/green | Used Bikes for Sale - Silicon Valley Bicycle Exchange - Bay Area](https://130002567.cdn6.editmysite.com/uploads/1/3/0/0/130002567/s518234545767551931_p903_i1_w1918.jpeg)
Trek 3500 Sport Mountain Bike - Good Big Kid's Bike black/green | Used Bikes for Sale - Silicon Valley Bicycle Exchange - Bay Area
![Trek Alpha 3500, is it good for practicing basic stuff like bunny hop? Is it a good bike overall? : r/mountainbiking Trek Alpha 3500, is it good for practicing basic stuff like bunny hop? Is it a good bike overall? : r/mountainbiking](https://i.redd.it/19dlxcd5qdp71.jpg)