Larger knobs for bed leveling Larger knobs for the adjusting screws makes it a lot easier to adjusting the height of the bed.Manufactured / printed parts:https://www.thingiverse.com/thing:2165694 You Might Also Like Belt tensioner for x & y axis Oldham coupler X-Y angle adjustment Leave a Reply Cancel replyCommentEnter your name or username to comment Enter your email address to comment Save my name, email, and website in this browser for the next time I comment.