Screws, 2.6x8mm roundhead machine (6)
€ 2.95
Spur gear, 52-tooth (0.8 metric pitch, compatible with 32-pitch)
€ 4.50
Battery holder, 4-cell (no on/off switch) (for jato and others that use a male futaba style connector)
€ 4.90
Waterproof receiver box (106211)
€ 11.95