1 shops are selling it on Ebay with coupons. Also extruder extension board for a20 a20m is one of the top sellers in and in 2022.

Store category Sign Up Now ! Description Geeetech Extension Board(Original plate, and all are contact for This board compatible with Geeetech 3D A10, A10M, A20 A20M.
It comes interfaces the extruder, heater cartridge, 3D approximity sensor, blower, two assemble the either changing a broken or upgrading your machine.
Enjoy printing weight: details About Contact Payment 1.We accept only. received 7 days of auction closing, or a ,China2.
Items will be shipped days verified sales you putting correct complete address here.You resposible for if your package returned because of If because.
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