Upgraded Replacement Flexible Filament MK8 Extruder Aluminum Drive Feed for CR-10, Ender 3, (CR-10S, CR-10-S4, and CR-10-S5. Afinibot A31, CR-10 Mini, Ender 2, Ender 3 V2, Ender 5) TPU

PLEASE NOTE:  Back in Stock!!   We may need a few days to fulfill your order of this part if demand is high.  If you have any questions, at all, please contact us.  :)   Hand Assembled and Fitted in the USA!    This comes in two models, with 2 different kits:  (FlexiONE Basic is discontinued) FlexiPLUS (Best) Highly Recommended.  Excellent support for and Flexibles AND plastic filaments.  Easier Loading, and positive location of filament at the drive gear.  Comes with coarse brass gear.  Order this if you wish to order optional hard steel gear.   FlexiPLUS (Best) with Stainless Steel Gear - Our Highest Recommendation.  Same excellent FlexiPLUS, but with a fine tooth long lasting stainless steel drive gear.   Our modified  design gives complete support of flexibles from the intake and output ends.  We've reduced the price and complexity of printing flexibles.  It works!  See our unbiased, and unfiltered reviews and feedback. You will find many like this on the internet, but we have spec