Pathfinders Hydraulic Robotic Arm Kit

Pathfinders Design

$ 19.95 

Build a working hydraulic arm with this excellent 66-piece kit from Pathfinders' Simple Machine series. Structure is die-cut plywood and the kit includes tubing, (3) syringes and glue. You'll need a ruler and scissors. The finished arm will be approx 13-1/2" tall and will reach out over 16" and rotate 90° on an 8-5/8' x 6-7/8" base. Comes with a 12-page manual and uses water. Beautiful, too. For ages 8+.
  • Comes complete with all pieces pre-cut and ready to assemble
  • Suitable for beginner model makers
  • Easy to understand instructions