Cahdok and Gahdok

Notable parts

• 5 parts come in a colour no other set has for that mould: Hose Rigid 3mm D. 29L / 23.2cm (Pearl Dark Gray) ×4; Hose, Ribbed 7mm D. 13L / 10.4cm (Pearl Dark Gray) ×4; Hose Rigid 3mm D. 13L / 10.4cm (Pearl Dark Gray) ×2; Technic Rotation Joint Socket with 3L Thick Beam (Blue) ×2; Technic Rotation Joint Socket with 3L Thick Beam (Red) ×2.
• 20 parts appear in only a few other sets: Technic Axle and Pin Connector Perpendicular Double Split (Blue) ×9 — also in 6620 Ultimate Accessory Set (all Bionicle); Large Figure Foot, with Ball Joint Socket 2 x 3 x 5 (Red) ×4 — also in 8563 Tahnok (all Bionicle); Animal Body Part, Dinosaur / Whale Flipper with Pin (Dark Gray) ×2 — also in 4797 Ogel Mutant Killer Whale; Large Figure Shield 5 x 5 with Triple Blasters (Red) ×2 — also in 8711 The Ultimate BIONICLE Set (all Bionicle); Technic Gear 36 Tooth Double Bevel (Light Gray) ×2 — also in 10076 Technic Gear Wheels; Technic Pin Connector Block 3 x 3 x 1 (Blue) ×2 — also in 8501 Ski; Technic Rotation Joint Socket with 3L Thick Beam (Dark Gray) ×8 — also in 10026 Special Edition Naboo Starfighter, 8557 Exo-Toa; Large Figure Skeletal, Torso, Beam 2 x 4 x 7 Angled (Blue) ×6 — also in 8562 Gahlok, 8578 Gahlok-Kal (all Bionicle); Large Figure Skeletal, Limb, Angular 90°, 4 x 4 x 2 with 2 Ball Joints, and… (Dark Gray) ×4 — also in 8566 Onua Nuva, 8561 Nuhvok (all Bionicle); Large Figure Shield 5 x 5 with Triple Blasters (Blue) ×2 — also in 3545 Puck Feeder, 8711 The Ultimate BIONICLE Set; Technic Axle and Pin Connector Perpendicular Double (Blue) ×2 — also in 8461 Williams F1 Team Racer, 8238 Dueling Dragsters; Technic Pin Connector Perpendicular Long (Blue) — also in 8416 Fork-Lift, 8433 Cool Movers; and 8 more.
• 1 part is otherwise only found in Bionicle sets: Large Figure Weapon, Claw, Triple, with Axle (White) ×2.
• 12 moulds first came out in 2002, including in this set: Technic Rotation Joint [Half-Ball 3L Thin Beam] ×24; Technic Axle and Pin Connector Perpendicular Double Split ×18; Large Figure Skeletal, Torso, Beam 2 x 4 x 7 Angled ×12; Technic Pin with Friction with Click Rotation Ring ×12; Technic Rotation Joint Socket with 3L Thick Beam ×12; and 7 more.
• 14 existing moulds first came out in their colour in 2002, including in this set: Technic Axle Pin with Friction Ridges Lengthwise (White) ×22; Technic Beam 1 x 11 Thick (Dark Gray) ×12; Technic Axle 2 Notched (White) ×4; Technic Axle Connector 2 x 3 with Ball Socket, Open Sides (Dark Gray) ×4; Technic Beam 1 x 7 Bent (4 - 4) Thick (Red) ×3; and 9 more.

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