Unleash the Adventure Built to keep up with ambitious young riders, the Polygon Siskiu D24 is the ultimate full-suspension mountain bike for tackling trails and sharpening skills. With a lightweight frame, adjustable air suspension, and reliable components, it’s designed for thrill-seeking and progression on every ride. Features A Durable and Easy-Tuning Bike to Grow WithBuilt with a durable alloy frame, the Siskiu D24 features adjustable suspension, allowing for easy tuning and advanced performance as young riders grow. Plus, it’s mullet-compatible, allowing you to upgrade to a 26" front wheel as your child grow and develop their skills! Handles Any Obstacles with EaseThey’ll encounter obstacles on the trail, but with a 120mm full-suspension design, this bike handles rocks, roots, and jumps with ease. Combined with the durable SpringLock chain retention from microSHIFT, intuitive shifting, and a wide gear range for climbing, riders can focus on what matters most: improving their skills and conquering the trail. Built for Small Hands, Big AdventuresDesigned for young shredders. The Tektro hydraulic disc brake features a small lever, short reach, and an open system, offering easy adjustment for smaller hands. This brake delivers strong stopping power in any weather, boosting confidence for young riders. Specification *Specifications, colors, and product availability are subject to change without prior notice. Frameset ALX JUNIORForkRST AERIAL AIR 120MM TRAVELRear ShockSUNTOUR RS25 RAIDON R AIR, E2E: 190x45mmDecal ColorWHITE Drivetrain Shifter MICROSHIFT SL-M6280, 1x8 SPEED TRIGGERCrankPROWHEEL C10Y, 30TCassetteMICROSHIFT CS-H083, 12-42TRear DerailleurMICROSHIFT RD-M5185MBB2PCS W/ CARTRIDGE SEALED BEARING & 127,5mm SQUARE AXLEChainKMC X9PedalONE PIECE PP BODY Cockpit Saddle BLACK, STEEL ø7mmSeatpostPOLYGON SPORT, DxL: 30.9 x 250mmHandlebarPOLYGON SPORT, W: 640mm, BB: 31.8mm, R/D: 20mm, B: 6degreeHandlestemPOLYGON SPORT, EXT: 40mm, BB: 31.8mm, R/D: 7degreeHeadsetZERO STACK W/ SEALED BEARING, ZS 44/28.6 | ZS 56/30 Wheel & Tire Wheel Set POLYGON MT6Wheel Size24"TireDELI VERSATILE SA-299 24x2.4" 622x61 TUBELESS READYRimALLOY DOUBLE WALL H: 19.2mm W: 23.3mm 507-24 32HHubF: SOLON DH909TF 15x100mm 32H 6B, R: SOLON DH909TR 12x142mm 32H 6B FOR CASSETTE SPROCKETSpokesF: 14G STAINLESS NDS:230mm DS:232mm W/ 12mm BRASS NIPPLE, R: 14G STAINLESS NDS:232mm DS:230mm W/ 12mm BRASS NIPPLE Brake Brake Lever TEKTRO HD-J3120Brake Caliper|TEKTRO HYDRAULIC DISC BRAKERotorTEKTRO TR160, 160mm Geometry All Size Height (cm) 127-142 Seat Tube Length (A) 317 Seat Tube Angle (B) 73.5 Effective Seat Tube Angle (C) 75 Head Tube Length (D) 90 Head Tube Angle (E) 66 Effective Top Tube (F) 493.1 Bb Height (G) 338 Bb Offset (H) 10 Chainstay Length (I) 425 Wheelbase (J) 1053 Frame Reach (K) 350 Frame Stack (L) 534 Standover Height (M) 633
