MT-21 Mobile Mining Unit

Notable parts

• 1 part comes in a colour no other set has for that mould: Windscreen 5 x 4 x 3 (Trans-Orange).
• 1 part appears in only a few other sets: Hinge Panel 2 x 4 x 3 1/3 Locking Dual 2 Fingers (White) ×2 — also in 10158 High Speed Train Car, 4511 High Speed Train, 3367 Space Shuttle.
• 2 parts are otherwise only found in Space sets: Wheel Hard Plastic Small (22mm D. x 24mm) (Orange) ×8; Legs Martian Rounded (Trans-Green).
• 1 mould first came out in 2008, including in this set: Hinge Plate 1 x 2 Locking with 2 Fingers on Side, 9 Teeth ×2.
• 2 existing moulds first came out in their colour in 2008, including in this set: Plate Special 1 x 2 with Clips Horizontal [Thick U-Clips] (Black) ×2; Plate Special 1 x 2 with Handle on End [Closed Ends] (White) ×2.

Calculated from Rebrickable’s public set inventories, excluding sticker sheets and spare parts.