Hailfire Droid & Spider Droid

Notable parts

• 4 parts appear in only a few other sets: Technic Link, Reinforced (Reddish Brown) ×80 — also in 7670-2 (all Star Wars); Dish 10 x 10 Inverted (Radar) with Hollow Studs (Trans-Clear) ×2 — also in 7670-2, 71042 Silent Mary; Dome Hemisphere 3 x 3 Ball Turret (Reddish Brown) ×2 — also in 7662 Trade Federation MTT, 7670-2 (all Star Wars); Brick Wedged, Curved 4 x 4 No Top Studs (Reddish Brown) ×2 — also in 7670-2, 9491 Geonosian Cannon, 21361 Gremlins: Gizmo.
• 3 parts are otherwise only found in Star Wars sets: Arm Mechanical, Super Battle Droid with 2 Clips [Original] (Pearl Dark Gray) ×2; Legs Mechanical, Super Battle Droid [Original] (Pearl Dark Gray); Torso/Head Mechanical, Super Battle Droid [Original] (Pearl Dark Gray).
• 1 mould first came out in 2008, including in this set: Technic Pin 1/2 with 2L Bar Extension ×8.
• 6 existing moulds first came out in their colour in 2008, including in this set: Technic Link, Reinforced (Reddish Brown) ×80; Torso Mechanical, Battle Droid (Dark Bluish Gray) ×4; Brick Wedged, Curved 4 x 4 No Top Studs (Reddish Brown) ×2; Dish 10 x 10 Inverted (Radar) with Hollow Studs (Trans-Clear) ×2; Road Sign Clip-on 2.2 x 2.667 Triangular (Reddish Brown) ×2; and 1 more.

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