LewanSoul BigClaw Mechanical Gripper (with Servo)
Ready-to-bolt metal claw with the servo already included — instant end effector.
Best for: Plug-and-play gripping
Grippers & Claws
G6 Robotic Claw Kit with 20 kg Metal Servo
by JEEFLY
★ Best for: Maximum grip force
Metal gripper bundled with a beefy DS3120MG 20 kg·cm servo — for Arduino/Pi builds.
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Why we recommend it
A complete claw-plus-servo bundle aimed at DIY robot arms, drones and science projects. The included DS3120MG delivers around 20 kg·cm of torque — far more than a standard MG996R — so the gripper closes with real force and holds heavier loads without straining. It wires up the same as any servo (signal + separate 5–6V power), making it a strong choice when you want maximum grip from a single end-effector servo.
At a glance
| Type | Metal gripper + servo kit |
|---|---|
| Servo | DS3120MG (~20 kg·cm) |
| Works with | Arduino, Raspberry Pi |
| Use | Pick-and-place, grabbers |
Guides that use this
Parts & hardware
DIY Robotic Arm Gripper & Claw: Designs That Actually Grip
Build a robotic arm gripper or claw that actually holds: jaw and claw types, single-servo linkages, grip force vs torque, 3D-printing tips and how to mount it.
Parts & hardwareServo Motors for Robotic Arms: How to Choose (Torque, Types, Power)
A practical guide to choosing servo motors for a DIY robotic arm — how to calculate torque, SG90 vs MG996R vs serial bus servos, and how to power them without jitter or resets.
Compare with
Hiwonder Full-Metal Robotic Claw (1 lb grab)
Wave-edge metal claw with a 0–9 in opening and 1 lb grab — strong, no servo included.
Best for: Heavier pick-and-place