A / Face Of The Roller (mm)* B / Over All Shaft Length (mm) C / Roller Diameter (mm)*50mm63.5mm89mm102mm144mm 6mm thick127mmD / Shaft Diameter (mm)*20mm25mmType Of Roller Turning Ends*Type 1 Single Inset FlatType 2 Double Inset FlatsType 3 Double FlatsType 4 Top HatsType 5 Threaded EndsType 6 Female Ends/ThreadedType 7 PinsNo Turning Just Plain Shaft EndsMilling / Turning E (mm) Milling / Turning F (mm) Milling / Turning G (mm) If Threaded Ends (mm)M12M16M20Quantity Needed Email Address* Other Sizes & Notes: