Super high quality Adopt high quality aluminum, excellently machined, finished smoothly
different sizes to choose There are toothed or toothless 2GT timing pulleys in different sizes that you can choose
total 5pcs belt pulleys Comes total 5pcs belt pulleys in one bag which you may use for many projects
good replacement parts They are good replacement parts for old or broken 3D printer belt pulley
Improve work efficiency choice for building a 3D printer or similar projects,Improve work efficiency.