4TR-PISTEP2Q,PISTEP2 QUAD STEPPER MOTOR CONTR
4TR-PWRBIT,POWER:BIT BATTERY POWER FOR MICR
4TR-RBITBUG,ROBO:BIT MK2 - BUGGY FOR THE MIC
4TR-RBITBUG3,ROBO:BIT MK3 BUGGY FOR THE MIC
4TR-RBITL,LINE FOLLOWER SENSOR PACK FOR RO
4TR-RBITSON,ULTRASONIC DISTANCE SENSOR FOR R
4TR-ROBOHAT,ROBOHAT - COMPLETE ROBOTICS CONT
4TR-ROVERMB,M.A.R.S. ROVER ROBOT FOR MICRO:B
