--- product_id: 555937215 title: "Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2" brand: "rubatone" price: "£47.30" currency: GBP in_stock: true reviews_count: 5 category: "Rubatone" url: https://www.desertcart.co.uk/products/555937215-rubatone-locking-guitar-string-tuning-pegs-tuning-keys-machine-heads store_origin: GB region: United Kingdom --- # locking mechanism for string stability 1:18 precision gear ratio rust-resistant zinc alloy durability Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 **Brand:** rubatone **Price:** £47.30 **Availability:** ✅ In Stock ## Summary > 🎸 Tune like a pro, lock in your sound, and never miss a beat! ## Quick Answers - **What is this?** Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 by rubatone - **How much does it cost?** £47.30 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/555937215-rubatone-locking-guitar-string-tuning-pegs-tuning-keys-machine-heads) ## Best For - rubatone enthusiasts ## Why This Product - Trusted rubatone brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lock It Down:** Locking tuners secure strings tightly, keeping your guitar in tune through every riff and solo. - • **Rust-Free Reliability:** Durable zinc alloy construction with locking covers protects gears from rust and wear. - • **Effortless Installation:** Comes with screws, bushings, and ferrules for quick, hassle-free replacement or upgrade. - • **Universal Compatibility:** Designed for modern 3/8" (10mm) tuner holes with 45° fixing tag, perfect for electric or acoustic guitars. - • **Precision Perfect Tuning:** Experience smooth, exact tuning with a 1:18 gear ratio that eliminates slippage and backlash. ## Overview This set of 6 black locking tuning pegs offers precision 1:18 gear ratio tuning for right-handed electric or acoustic guitars with 3/8" tuner holes. Made from rust-resistant zinc alloy, these machine heads lock strings securely to maintain perfect tuning stability. Easy to install with included hardware, they provide a durable, high-performance upgrade or replacement for your guitar’s tuning system. ## Description PRODUCT DESCRIPTION These tuners feature a thumbwheel locking function to keep your strings securely in place. This prevents string slippage and also enables you to cut off your excess string. You don't have to wrap the string around the posts several times like you do with an non locking machine tuner. Simply thread the string though the hole in the peg, then twist the thumbwheel to secure it in place. Simple and effective, and speeds up re-stringing. The new sleek design and smooth 1:18 gear ratio give you a great combination of tuning stability, accuracy and good looks. These tuners have a sealed housing & mounting screw hole at 45 degrees. With heavy duty internal gear, sturdy and convenient. The guitar will not off key if you lock the screw post when tune the guitar properly. Easy to install, great replacement for your old or dirty guitar tuning pegs. SPECIFICATION Quality sealed locking guitar tuner set Twist-locking thumbwheel function Material: Zinc alloy Colour: Black Precise 1:18 ratio. Requires 3/8"(10mm) peg head holes Location: 6 right For most modern peg head applications 100% brand new, high quality construction PACKAGE INCLUDE 6 x Guitar locking tuners (6 in line for right handed)6 x Ferrule6 x Threaded bushing6 x ScrewIMPORTANY NOTE Kindly check your instrument if this item is suitable for according to the item specifictions before you place the order. Thank you! Review: ok Review: Rubatone Clavijas de afinación - Se recomienda al 100 ## Features - Set of 6pcs quality black locking machine heads for steel string (electric or acoustic) guitars. These guitar tuning pegs is for modern 3/8"(10mm) tuner holes guitar with 45 degree fixing tag. - Locking the tuner prevents the gear from being exposed to the air and reduces rust, making it more durable. - Precision 1:18 gear ratio provides smooth, exact tuning, while virtually eliminating backlash and slippage. - With these tuning pegs, you can quickly and accurately adjust the guitar strings. These tuning pegs can hold strings tightly, allowing the guitar to stay in tune to improve playing enjoyment. - High quality zinc alloy material, equipped with screws, bushings and ferrules for easy installation and remove, tuned guitar strings are not easily loosened, durable for long use time. Great replacement for the old, broken tuning pegs. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Rubatone | | Manufacturer | L & Y | | Model | TP 21-6R | | Package Dimensions | 12.6 x 11.2 x 3.2 cm; 240.97 g | | Item model number | TP 21-6R | | Batteries Included | No | | Batteries Required | No | | Material | Metal | | Manufacturer | L & Y | | Country of Origin | USA | | Item Weight | 241 g | ## Images ![Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 - Image 1](https://m.media-amazon.com/images/I/61YJYpA3qFL.jpg) ![Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 - Image 2](https://m.media-amazon.com/images/I/61llXQ1PYTL.jpg) ![Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 - Image 3](https://m.media-amazon.com/images/I/51+3dbdIK6L.jpg) ![Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 - Image 4](https://m.media-amazon.com/images/I/41dD1c8rqjL.jpg) ![Rubatone Locking Guitar String Tuning Pegs Tuning Keys Machine Heads Tuners 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black TP 21-BK-6R-2 - Image 5](https://m.media-amazon.com/images/I/61K3e6-3FkL.jpg) ## Customer Reviews ### ⭐⭐⭐ ok *by G***. on 21 September 2023* ### ⭐⭐⭐⭐⭐ Rubatone Clavijas de afinación *by C***N on 30 January 2024* Se recomienda al 100 ### ⭐⭐⭐⭐⭐ Great tuners *by 1***7 on 10 February 2026* ## Frequently Bought Together - Rubatone Locking Guitar String Tuning Pegs Sealed Machine Heads Tuners Tuning Keys 6 In Line for Right Handed Electric Guitar or Acoustic Guitar Black. - Metallor Guitar Neck Plate Standard 4 Holes with Screws 64mm x 51mm Compatible with Strat Tele Style Electric Guitar Jazz Bass Parts Replacement Pack of 1Set Black. - SAPHUE 3MM Electric Guitar Bass Pickguard Screws Pick Guards Scratch Plate Mounting Screws for Fender Strat ST Tele TL Stratocaster Telecaster Gibson LP Les Paul SG Guitar Pack of 50 (black) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/555937215-rubatone-locking-guitar-string-tuning-pegs-tuning-keys-machine-heads](https://www.desertcart.co.uk/products/555937215-rubatone-locking-guitar-string-tuning-pegs-tuning-keys-machine-heads) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-19*