Robotics Invention System, Version 2.0

Set number 3804-1 · RCX

Pieces

720

Minifigures

0

Released

2001

Theme

RCX

Parts inventory

• Technic Bush — Light Gray ×40
• Technic Pin with Friction Ridges Lengthwise and Center Slots — Black ×24
• Technic Pin without Friction Ridges Lengthwise — Light Gray ×24
• Brick 2 x 2 — Black ×20
• Brick 1 x 2 — Black ×20
• Plate 1 x 2 — Light Gray ×20
• Technic Bush 1/2 Smooth with Axle Hole Reduced — Light Gray ×18
• Technic Pin 3/4 — Dark Gray ×16
• Technic Axle Pin without Friction Ridges Lengthwise — Light Gray ×16
• Brick Sloped 45° 2 x 1 with Bottom Pin — Black ×12
• Technic Brick 1 x 2 [1 Pin Hole] — Black ×12
• Technic Axle 2 Notched — Black ×10