Did you know? 👋
We have a ton of free resources to help you build the AR4 robot?
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Complete AR4 MK3 stepper-motor, driver & power supply package – factory direct from Stepperonline

$729.81

Start Building your Robot
Get the Complete AR4 Kit
View the Robot Build Manual
Your complete digital reference. Includes full assembly instructions, wiring diagrams, and technical specs. Always up to date, perfect for printing or workshop use.
Did you know? 👋
We have a ton of free resources to help you build the AR4 robot?
AR4 Robot Build Resources
Master your AR4 robot from build to advanced programming. Our ecosystem provides step-by-step guidance with the Build Manual, continuous learning through Tutorials & Courses, instant answers in the Knowledge Base, and direct support from our Community and Legacy Forums.
Additional Products

AR4 MK3 Robot Combo Kit

From $1,329.00

Add a Gripper or Tool Holder?
Pneumatic Gripper Parts Kit
Pneumatic Gripper Parts Kit
$152.50
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+
Servo Gripper Parts kit
Servo Gripper Parts kit
$84.50
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+
Additional Options
AR4 Modbus PLC upgrade option
AR4 Modbus PLC upgrade option
$16.00
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+
AR4 MK3 CAD Models - SOLIDWORKS & .STEP files
AR4 MK3 CAD Models - SOLIDWORKS & .STEP files
$99.00
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+

Complete AR4 MK3 stepper-motor, driver & power supply package – factory direct from Stepperonline

AR4 MK3 Aluminum Parts Kit

$820.00

AR4 MK3 Hardware Kit

$429.00

AR4 MK3 Electrical Parts Kit

$230.00

Pneumatic Gripper Parts Kit

$152.50

Servo Gripper Parts kit

$84.50

AR4 Modbus PLC upgrade option

$16.00

AR4 MK3 CAD Models – SOLIDWORKS & .STEP files

$99.00

HTD Series Belt Update for Joint 3

$32.50

J6 Housing and Gripper Mount – for upgrading to MK3 from previous versions

$38.50

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