FK Irons ONE Adjust – Wireless Tattoo Machine
The FK Irons ONE Adjust gives you FK's legendary hitting power in a wireless pen with a fully adjustable stroke. Using FK's patent-pending design, you can change the stroke from 2.0 mm to 5.0 mm in 0.5 mm steps without turning the machine off. That means one machine for fine lines, shading and heavy packing. It comes with two Panasonic batteries, a standard one and an extended one, giving over 12 hours of total run time. You can switch the display between voltage and hertz, and flip it for left-handed or right-handed use. Adjustable stroke: 2.0–5.0 mm in 0.5 mm steps, changeable while running Power range: 5–12 V (80–180 Hz), adjustable in fine 0.2 V / 10 Hz steps 12+ hours total run time: 18500A battery (about 5.5 h) + 18650A battery (about 6.5 h) Display shows voltage or hertz and can be flipped for left- or right-handed use Ergonomic grip, compatible with FK ErgoShield grips USB-C charging dock Weight: 244 g (standard battery) / 268 g (extended battery) Size: 152 × 38 mm
Product Description
The FK Irons ONE Adjust gives you FK's legendary hitting power in a wireless pen with a fully adjustable stroke. Using FK's patent-pending design, you can change the stroke from 2.0 mm to 5.0 mm in 0.5 mm steps without turning the machine off. That means one machine for fine lines, shading and heavy packing. It comes with two Panasonic batteries, a standard one and an extended one, giving over 12 hours of total run time. You can switch the display between voltage and hertz, and flip it for left-handed or right-handed use.
Adjustable stroke: 2.0–5.0 mm in 0.5 mm steps, changeable while running
Power range: 5–12 V (80–180 Hz), adjustable in fine 0.2 V / 10 Hz steps
12+ hours total run time: 18500A battery (about 5.5 h) + 18650A battery (about 6.5 h)
Display shows voltage or hertz and can be flipped for left- or right-handed use
Ergonomic grip, compatible with FK ErgoShield grips
USB-C charging dock
Weight: 244 g (standard battery) / 268 g (extended battery)
Size: 152 × 38 mm
Specifications
| Product ID | 49 |
| Status | Active |
| Added On | Sep 26, 2026 |
Shipping Information
- Free Shipping: On orders over $100
- Standard Shipping: 5-7 business days
- Express Shipping: 2-3 business days
- Returns: 30-day money-back guarantee
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