MSRP | $1,299 | $1,699 |
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Where to Buy | — $1 At | — $1 At |
Category | Mountain Youth | Mountain Youth |
Weight | 30.4 lbs | 30.0 lbs |
Aluminum | Aluminum | |
Fork | Suntour RAIDON | X-Fusion VELVET |
Wheels | Aluminum | Aluminum |
Wheel Size | 24″ | 24″ |
Brakes | Mechanical Disc | Hydraulic Disc |
Groupset | microSHIFT Acolyte | Deore |
Drivetrain | 1 × 8 | 1 × 10 |
Suspension | Full | Full |
Front Travel | 120mm | 120mm |
Rear Travel | 120mm | 120mm |
Seatpost | Rigid | Dropper |
Brand Site | ||
Summary | The Polygon Siskiu D24 and Polygon Siskiu D24X are both 24″ aluminum frame mountain youth bikes. The Siskiu D24 has a better fork, while the Siskiu D24X has a dropper post, better components, and a 1 × 10 drivetrain providing a wider range of gears. |
Based on frame geometry and build specs.
Frame | ALX XC Trail Kids 6061 Aluminum Frame, 120mm Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded BB, ISCG05 Chain Guide, 142x12mm Thru-Axle BB Standard: BSA, Threaded | ALX XC Trail Kids 6061 Aluminum Frame, 120mm Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded BB, ISCG05 Chain Guide, 142x12mm Thru-Axle BB Standard: BSA, Threaded |
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Fork | Suntour Raidon 32, Air Spring, 120mm Travel, Rebound, Lockout, Q-LOC2 Axle 15x100mm Travel: 120mm Spring Type: Air | X-Fusion Velvet 26", Air Spring, 120mm Travel, Rebound, Lockout, LockX Axle 15x100mm Travel: 120mm Spring Type: Air |
Shock | Suntour Raindon R, Air Spring, Rebound, Custom Tune | X-Fusion O2 Pro, Air Spring, Rebound, Custom Tune |
Bottom Bracket | BB Cartridge, BSA Thread | BB Cartridge, BSA Thread |
Headset | Semi-Integrated Headset | Semi-Integrated Headset |
Stem | Entity Sport, Alloy, Length: 40mm, BB: 31.8mm | Entity Sport, Alloy, Length: 40mm, BB: 31.8mm |
Handlebar | Entity Sport, Alloy, Width: 640mm, Rise: 20mm | Entity Sport, Alloy, Width: 640mm, Rise: 20mm |
Saddle | Entity MTB Kids | Entity MTB Kids |
Seatpost | Entity Sport, Alloy, 30.9x250mm | Tranz-X JD-YSP23JL, Remote Lever, 30.9x350mm, 100mm Travel |
Pedals | Alloy Pedal | Alloy Pedal |
Rear Derailleur | Microshift Acolyte RD-M5185M, Medium Cage, Clutch | Shimano Deore RD-M5120, Clutch |
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Crank | Prowheel C10Y-NW, 30T, 140mm | Prowheel Charm, 32T, 140mm |
Shifters | Microshift Acolyte Trigger SL-M7180M, 1x8-speed | Shimano Deore SL-M4100, 1x10-speed |
Cassette | Microshift Acolyte CS-H083, 8-speed, 12-42T | Shimano Deore CS-M4100, 10-speed, 11-46T |
Chain | KMC Z8 | KMC X10 |
Brakes | Tektro MD-M280, Mechanical Disc | Tektro HD-J285, Hydraulic Disc |
Brake Levers | Tektro HD-TS325, Short Lever Reach | Tektro HD-J2855, Short Lever Reach |
Rims | Entity X15 Disc, 32H, Internal Width: 24mm, Tubeless Tape Installed ** | Entity X15 Disc, 32H, Internal Width: 24mm, Tubeless Tape Installed * |
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Spokes | 14g Black Stainless Steel | 14g Black Stainless Steel |
Front Hub | Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings | Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings |
Rear Hub | Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings | Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings |
Tires | Vee Tire Flow Snap 24X2.4", Natural Wall, Wire Bead, Tackee Compound * | Vee Tire Flow Snap 24X2.4", Natural Wall, Folding Bead, Tackee Compound, Enduro Core, Tubeless Ready |
Disc Rotors | Tektro TR 160-24, F/R: 160mm, 6-bolt | Tektro TR 160-24, F/R: 160mm, 6-bolt |