FENDER Patented Callus Builder & Finger Strengthener – Resistance Finger Exerciser for Guitar, Bass & Violin – Guitar Finger Trainer & Grip Strength Tool – Ideal Guitar & Bass Accessories (Tensions: RED=8-Lbs; BLACK=15-Lbs)
4.8 (147 items)
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Product details
| Management number | 218040709 | Release Date | 2026/05/03 | List Price | $9.20 | Model Number | 218040709 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
- ESSENTIAL GUITAR & BASS ACCESSORY – From beginners to pros, this must-have guitar finger trainer improves strength, coordination, and endurance—perfect for daily guitar training or warm-ups before a performance.
- LICENSED and PATENTED FENDER CALLUS BUILDER – Designed in the shape of Fender’s iconic Stratocaster, this officially licensed guitar callus builder is a standout in any collection of guitar & bass accessories.
- RAISED STRING-LIKE RIDGES – Unlike typical strength training grip strengtheners, this exclusive patented design includes raised ridges that simulate real string tension to help build calluses—ideal for realistic guitar finger exerciser practice.
- MIRRORS PLAYING POSITION – Ergonomically shaped to replicate your hand and finger angles while playing any stringed instrument, making it a versatile tool to build calluses where you need them
- HIGHEST TENSION AVAILABLE – Choose from 8-lb (RED) or 15-lb (BLACK) resistance. The BLACK version delivers extreme resistance—unmatched by any other guitar finger trainer or hand exerciser on the market.
- PERFECT HOLIDAY GIFT & STOCKING STUFFER – A thoughtful holiday gift that shows you support their musical journey. The ideal add-on for anyone receiving a new guitar! Compact, affordable, and fun to use — musicians of all ages LOVE this in their stocking.
| UPC | 891922002223 |
|---|---|
| Color | Black |
| Style | Standard |
| Material | Plastic |
| Brand Name | Fender |
| Item Weight | 3 Ounces |
| Part Number | 891922002223 |
| Manufacturer | Barrett Productions, LLC |
| Model Number | 891922002223 |
| Item Type Name | Callus Builder |
| Tension Supported | Heavy |
| Warranty Description | NO |
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