Mini 3 per Side Self Locking Machine Heads, Chrome

Grover's Rotomatic 406C locking guitar tuning machine heads offer easy tuning and positive string locking, making them the world's finest machine heads. With a gear ratio of 18:1, these locking tuners provide all the benefits of standard Rotomatics, plus Grover's innovative internal cam post.

To use, simply insert the string through the string hole, hand-pull to tension, and begin tuning. As you start to tune, only the locking cam inside the string post turns, ensuring the string post itself only starts turning once the string is locked. This allows you to achieve precise tuning in under one revolution of the string post, and your guitar will stay in tune.

The quick string change feature of the Rotomatic 406C makes it easy to restring your guitar, while the automatic locking mechanism ensures your strings stay put. Upgrade your axe with these exceptional tuning machines and experience the ultimate in tuning stability and precision.

Key features: - World's finest machine heads - Locks automatically - Quick string change - 18:1 gear ratio for precise tuning

The Rotomatic 406C locking guitar tuning machine heads from Grover are the ultimate solution for guitarists seeking easy, reliable, and precise tuning. With their innovative design and high-quality construction, these tuners will keep your guitar in perfect tune, allowing you to focus on your playing without worrying about your instrument's tuning stability. Upgrade your guitar today and experience the difference that Grover's Rotomatic 406C can make.

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