MSRP | $399 | $419 | $479 |
|---|---|---|---|
Where to Buy | — $1 At | — $1 At | — $1 At |
Category | Crosscountry | Trail | Trail |
Weight | 21.2 lbs | 32.8 lbs | 32.4 lbs |
| Aluminum | Aluminum | Aluminum | |
Fork | Suntour M 3010 | Suntour XCM | Suntour XCM |
Wheels | Aluminum | ||
| 20″ | 27.5″ / 29″ | 27.5″ / 29″ | |
Brakes | Rim | Hydraulic Disc | Hydraulic Disc |
Groupset | Tourney | Acera, Altus | Alivio, Altus |
Drivetrain | 1 × 7 | 2 × 8 | 2 × 9 |
Suspension | Hardtail | Hardtail | Hardtail |
Front Travel | 40mm | 120mm | 120mm |
Brand Site | |||
Summary | The Polygon Premier, Polygon PREMIER 4, and Polygon PREMIER 5 are all aluminum frame hardtail mountain bikes. The Premier has aluminum 20″ aluminum wheels, while the PREMIER 5 has better components and a 2 × 9 drivetrain providing a wider range of gears. | ||
Based on frame geometry and build specs.
Frame | AL6 6061 Aluminium, Kids Specific Geometry, 135mm Rear Hub, Replaceable Derailleur Hanger BB Standard: BSA, 68mm, Threaded | aluminum BB Standard: BSA, 68mm, Threaded | aluminum BB Standard: BSA, 68mm, Threaded |
|---|---|---|---|
Fork | Suntour M3010, 40mm Suspension Travel, Soft-Tuned Coil Spring Travel: 120mm Spring Type: Coil | SUNTOUR XCM 120mm TRAVEL Travel: 120mm Spring Type: Coil | SUNTOUR XCM 120mm TRAVEL Travel: 120mm Spring Type: Coil |
Shock | Spring Type: Coil | - Spring Type: Coil | - Spring Type: Coil |
Bottom Bracket | BSA Threaded, 68mm | CARTRIDGE BEARING 68x127mm | CARTRIDGE BEARING 68x127mm |
Headset | Threadless Zero Stack, ZS 44/28.6 | ZS 44/30 | ZERO STACK (ZS) THREADLESS, ZS 44/28.6 | 44/30 | ZERO STACK (ZS) THREADLESS, ZS 44/28.6 | 44/30 |
Stem | Alloy 4-bolt, 25.4mm Bar Bore | ENTITY SPORT ALLOY, EXT: 45mm, BB: 31.8mm, R/D: 0degree | ENTITY SPORT ALLOY, EXT: 45mm, BB: 31.8mm, R/D: 0degree |
Handlebar | Alloy Riser, 30mm Rise | ENTITY SPORT ALLOY, EXT: 740mm, BB: 31.8mm, R/D: 20mm, B: 6degree | ENTITY SPORT ALLOY, W: 740mm, BB: 31.8mm, R/D: 20mm, B: 6degree |
Saddle | Kids 218x132mm, Integrated with seatpost | ENTITY VOID SADDLE, STEEL ø7mm | ENTITY VOID SADDLE, ø7mm |
Seatpost | Alloy, Integrated with saddle, 27.2mm | ALLOY SEATPOST, 27.2x350mm | ALLOY SEATPOST, 27.2x350mm |
Pedals | Kids Specific Nylon Pedal | PP PEDALS W/ PP CAGE | CAGE PEDAL W/ REFLECTOR |
Grips | Slip-on Rubber, L: 110mm R: 72mm |
Rear Derailleur | Shimano Tourney RD-TZ31A, 7-Speed | SHIMANO ACERA RD-M3020 DIRECT ATTACH | SHIMANO ALIVIO RD-M3100 DIRECT ATTACH |
|---|---|---|---|
Front Derailleur | Shimano Acera M315, Top-Swing Dual-Pull | Shimano Altus M2020, Top-Swing Dual-Pull | |
Crank | Prowheel A102PP Alloy Arms, 3/32" Steel Chainring with Plastic Double Chain Guard, 32T | ALLOY CRANK 36/22T, 170MM | ALLOY CRANK 36/22T, 170MM |
Shifters | Shimano Tourney SL-RS25, Revo Shifter with Optical Gear Display, 7-Speed | SHIMANO ALTUS SL-M315, 2x8-SPEED TRIGGER | SHIMANO ALTUS SL-M2010, 2x9-SPEED TRIGGER |
Cassette | 7-Speed Freewheel 14-28T | SHIMANO CS-HG200 12-32T | SHIMANO CS-HG200 11-36T |
Chain | KMC HV500, 7-Speed | KMC Z-8.3 | KMC X9 |
Brakes | Power VBR-207A Alloy V-Brake | HYDRAULIC DISC BRAKE | HYDRAULIC DISC BRAKE |
Brake Levers | Promax BL-367G Alloy 4-Finger Kids with Reach Adjust | HYDRAULIC DISC BRAKE | HYDRAULIC DISC BRAKE |
Rims | Alloy Double Wall, CNC brake surface with wear indicator, 19mm Internal Width, 28H | - | - |
|---|---|---|---|
Spokes | 14g Stainless Steel with Brass Nipples | - | - |
Front Hub | Alloy nutted 3/8" 26 TPI, 100mm Spacing | - | - |
Rear Hub | Alloy nutted 3/8" 26 TPI, 135mm Spacing | - | - |
Tires | Kenda Small Block 8, 20x2.1" (54-406) | DELI 27.5/29" "x2.25" | DELI 27.5/29" "x2.25" |
Disc Rotors | 1600mm 6-BOLTS | 1600mm 6-BOLTS |
Fenders | Yes |
|---|