The Cranked Extendable finger

thingiverse

Challenging print inspired by @mellowsnus commentuse a fine detail as possible 0.08mmPrint all parts separately and uprightOnly support required is at the bottom of the hand where the cogwheel goes, manually paint the supports on it if possibleWhen printed ensure to remove the supports and smooth the surfaceUse some lube on the thread of the cogwheel and ensure the finger rotates smoothly on the threadThe finger is inserted in the hole from below using the alignment rail on the finger and the grooves in the hole you may need to either sand the rail or clean out the groove, ensure that the finger moves up and own the hole smoothly but cant rotate, add some lube to thatAssemble and Crankup your fingering :-)