RELIC 20: Adventure Starts Here
Junior | 80mm Suspension | ALX Alloy | 20" Wheels
The Polygon RELIC 20 is perfect for aspiring riders who are ready to move on from a balance bike or a single-speed. It's the ideal first "real" bike for those with smaller hands but big imaginations. Built with a lightweight frame and sleek lines, it gives younger explorers the confidence to keep up with the big kids and start carving their own path.
JUNIOR 20" 120-130
RELIC 20
Features
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Proportional Youth Components
We’ve curated every detail, from shorter crank arms for easier pedaling to a narrower handlebar and reach-adjustable brake levers, ensuring that smaller hands and legs have total, effortless control.
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Lightweight ALX Frame
Built with a low stand-over height and lightweight alloy, this frame is easy to hop on and off and even easier to carry by hand.
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Simplified 1x Drivetrain
The 1x gear system is intuitive and easy to master, providing a wide range of gears while keeping the chain secure and the shifting crisp.
Specification
*Specifications, colors, and product availability are subject to change without prior notice.
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Frameset
FramesetForkSizeFrame ColorDecal Color
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Drivetrain
ShifterCrankCassetteRear DerailleurBBChainPedal
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Cockpit
SaddleSeatpostHandlebarHandlestemHeadset
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Wheel & Tire
Wheel SetWheel SizeTireRimHubSpokes
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Brake
Brake LeverBrake CaliperRotor
Geometry & Size
| All Size | |
|---|---|
| Height (cm) | 120-130 |
| Seat Tube Length (A) | 254 10 |
| Seat Tube Angle (B) | 72 2.83 |
| Effective Seat Tube Angle (C) | 72 2.83 |
| Head Tube Length (D) | 100 3.94 |
| Head Tube Angle (E) | 70 2.76 |
| Effective Top Tube (F) | 450 17.72 |
| Bb Height (G) | 237 9.33 |
| Bb Offset (H) | 20 0.79 |
| Chainstay Length (I) | 370 14.57 |
| Wheelbase (J) | 864.7 34.04 |
| Frame Reach (K) | 304.9 12 |
| Frame Stack (L) | 446.6 17.58 |
| Standover Height (M) | 475.5 18.72 |

