Every trail tells a different story. Polygon builds mountain bikes for every ride, from cross-country speed to technical descents, with hardtail and full-suspension MTBs designed to perform.
From skateparks and pump tracks to dirt jumps and street sessions, Polygon Dirt Jump & BMX bikes are built for confidence, control, and creativity.
Engineered with advanced frame technology, Polygon road bikes are designed to perform. Explore performance to all-rounder road bikes that deliver speed, efficiency, and precision on every ride.
Built for riders who refuse to be limited by the route, Polygon Adventure Bikes deliver comfort and versatility. Explore gravel bikes and hybrid bikes ready for urban rides and scenic escapes.
From daily commutes to weekend rides, Polygon city bikes deliver comfort, versatility, and reliable performance for every urban journey.
Go farther with Polygon electric bikes. From daily commuting to weekend adventures, our e-bikes deliver smooth power, confident handling, and more freedom on every ride.
Every ride starts with confidence. Polygon kids junior bikes are built for young riders, combining comfort, durability, and confidence to inspire every adventure from the very first ride.
SISKIU T: Trail-Ready Performance
SISKIU T7 with UDH
Specification
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Frameset
FramesetForkRear Shock
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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
| S | M | L | XL | |
|---|---|---|---|---|
| Height (cm) | 155-165 | 165-175 | 175-185 | 185-195 |
| Seat Tube Length (A) | 390 15.35 | 400 15.75 | 415 16.34 | 430 16.93 |
| Seat Tube Angle (B) | 71.2 2.8 | 71.2 2.8 | 71.2 2.8 | 71.2 2.8 |
| Effective Seat Tube Angle (C) | 77 3.03 | 77 3.03 | 77 3.03 | 77 3.03 |
| Head Tube Length (D) | 90 3.54 | 95 3.74 | 110 4.33 | 125 4.92 |
| Head Tube Angle (E) | 64.5 2.54 | 64.5 2.54 | 64.5 2.54 | 64.5 2.54 |
| Effective Top Tube (F) | 568 22.36 | 595 23.43 | 619 24.37 | 644 25.35 |
| Bb Height (G) | 337.5 13.29 | 337.5 13.29 | 337.5 13.29 | 337.5 13.29 |
| Bb Offset (H) | 39 1.54 | 39 1.54 | 39 1.54 | 39 1.54 |
| Chainstay Length (I) | 430 16.93 | 430 16.93 | 430 16.93 | 430 16.93 |
| Wheelbase (J) | 1186 46.69 | 1214 47.8 | 1240 48.82 | 1267 49.88 |
| Frame Reach (K) | 440 17.32 | 465 18.31 | 485 19.09 | 505 19.88 |
| Frame Stack (L) | 604 23.78 | 609 23.98 | 622 24.49 | 636 25.04 |
| Standover Height (M) | 704 27.72 | 705 27.76 | 713 28.07 | 722 28.43 |
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