RepRap Mendel to Perusa Upgrade! Uses Rotary Bearings, not Linear

Have a Mendle fame? Want to reduce the belt length and reduce chatter? The only reason you are holding onto it is because you don't have linear bearings? Well, look no further, for I was in your shoes! This is it! The thing you are looking for! I printed it off on my old frame and upgraded it to this state.