PRINTRBOT 2.1 PLUS FILAMENT ALAIGNMENT BRACKET
UPDATE: MADE SHORTER TO REDUCE MATERIAL COST AND IMPROVE PERFORMANCE.
BRACKET TO KEEP 1.75MM FILAMENT FROM RUBBING WOODEN EXTRUDER ASSEMBLY. HIGHLY RECOMMEND SUPPORT MATERIAL FOR THIS PRINT. I ZIP TIED MINE TO THE LOOP USED FOR THE WIRING ON THE BACK OF THE EXTRUDER SINCE MY CABLING WASN'T LONG ENOUGH TO NEED IT.