Replacement Parts
Structural Building Components
30º Block
Price
$0.99
60º Block
Price
$0.99
Blue ROK Block
Price
$1.99
Double Snap Block
Price
$1.99
Full Beam
Price
$0.99
Girder
Price
$0.99
Green ROK Block
Price
$1.99
Half Beam
Price
$0.99
Mini Curved Beam
Price
$0.99
Red Block
Price
$0.99
Red ROK Block
Price
$1.99
Riser
Price
$0.99
Single Snap Block
Price
$0.99
Small Curved Beam
Price
$1.99
Three-Way Brace
Price
$0.99
Two-Way Brace
Price
$0.99
Yellow ROK Block
Price
$1.99
Articulating Components
Axle Block
Price
$0.99
Bearing Module
Price
$4.99
Gear Tooth
Price
$0.99
Hinge Block
Price
$2.99
Lead Screw Base
Price
$0.99
Lead Screw Extender
Price
$0.99
Lead Screw Nut
Price
$1.99
Lead Screw Rotating Support
Price
$1.99
Pulley Block
Price
$1.99
Snap-In Cog
Price
$0.99
Snap-In Spool
Price
$1.99
Snap-In Wheel
Price
$0.99
Accessory Components & Consumables
Blue ROK Ball
Price
$0.99
Corbel
Price
$0.99
Red BOK Ball
Price
$0.99
String Block
Price
$1.99
Tool
Price
$1.99
Trailer Hitch
Price
$1.99
Electronic Components
Angle Sensor
Price
$9.99
Bump Sensor
Price
$3.99
High-Power IR Transmitter
Price
$11.99
IR Receiver Sensor
Price
$7.99
Light Module
Price
$3.99
Light Sensor
Price
$4.99
Low-Power IR Transmitter
Price
$11.99
Motor Cable
Price
$6.99
Motor Cable Extender
Price
$6.99
Motor Module
Price
$24.99
ROK-Star Sensor
Price
$0.99
ROKduino
Price
$79.99
Sensor Cable
Price
$3.99
Sensor Cable Extender
Price
$3.99