Tank Hull Tub
The 130 x 74 x 36 mm open-top hull for the 'N20 Twin-Track Mini Tank Chassis' kit. It has a supportless cradle for two coaxial N20 gearmotors, 7 x 10 mm stadium slots for the shaft exits, and 4.5 mm slots for tensioning the M4 idler axles. Other features are 3.4 mm M3 holes for the skid rails and eight 8 mm bosses with 4.0 mm bores for M3 heat-set inserts, which hold the motor clamp bar and the 18650 top deck.
robotics kit tank-chassis n20-gearmotor