compatible with lego large particle technological blocks mechanical gear 965 600 variable engineering 45002 bulk accessories teaching aids

2 × 4 high-pass hole brick 2 × 8 hole high brick 2 × 10 through-hole high brick 1 one 24-hole threaded base education ten 3cm short axis 4.8cm ten short axis/3 times axis orange education ten 6.2cm short axis 9cm cross axle/gray 6 times short axis 12cm cross axle/green 8 times long axis gear short shaft long shaft of gear crank 1 truckle 1 pulley wheel skin 3-hole slotted connecting rod straight beam 7-hole connecting rod straight beam 11-hole connecting rod-straight beam one 13-hole cross connecting rod 21-hole cross connecting rod full tooth turbine seat full-tooth turbine inserted shaft 8-tooth pinion 1 large particle 16 tooth gear 24 addendum gear 1 one 24-tooth pinion 24 teeth education wheel leather 8-hole gear with 40 teeth 40 teeth gear wheel skin engineering hub engineering wheel leather excavator/bucket large propeller small propeller hook crane mechanical short arm mechanical long arm mechanical arm connector 4-hole reverse plug connector long arm hook cockpit net cover screwdriver track

large particles