TP-B1237: #112 Duplex Gear

* This lever #277 is for the gearbox of the TP-G1237 lathe * Screws into part #281 ( this lever is to engage the leadscrew *

* This part #336 is for the saddle of the TP-G1224 bench lathe * has a gear on the end of this shaft to engage with the rack to move the saddle along *