Modell |
Specialized Boy's Hotrock 20 Street |
Bild: Bergamont
Bergamont Revox ATB 20 Boy |
Bild: ACADEMY
ACADEMY 20 Grade 4 Variante red |
Bild: BH Bikes
BH Bikes Expert Junior 20 Susp Variante red / white / red |
Bild: BMC
BMC Twostroke AL 20 Variante Poison Green / Black |
Bild: BULLS
BULLS Tokee 20 Variante Diamant | verde matte |
Bild: CENTURION
CENTURION R' Bock 20 Variante laguna grün |
|---|---|---|---|---|---|---|---|
Top Angebot |
- Kein Angebot - |
579,00 € Angebote ansehen |
489,00 € Angebot ansehen |
439,99 € Angebot ansehen |
648,00 € Angebote ansehen |
399,00 € Angebote ansehen |
469,99 € Angebot ansehen |
Basisdaten |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Hersteller |
Specialized | Bergamont | ACADEMY | BH Bikes | BMC | BULLS | CENTURION |
Modellname |
Boy's Hotrock 20 Street | Revox ATB 20 Boy | 20 Grade 4 | Expert Junior 20 Susp | Twostroke AL 20 | Tokee 20 | R' Bock 20 |
Modellvariante |
– | – | red | red / white / red | Poison Green / Black | Diamant | verde matte | laguna grün |
Modelljahr |
2017 | 2022 | 2024 | 2023 | 2023 | 2025 | 2025 |
Farbe |
Moto Green/White/Black | metallic red (shiny) | rot | red / white / red | Poison Green / Black | verde matte | laguna grün |
Primärfarbe |
– | – | – | – | – | oliv | – |
Highlightfarbe |
– | – | – | – | – | – | schwarz |
Geschlecht |
Jungen | Jungen | Kinder | Kinder | Kinder | Kinder | Kinder |
Geschlecht (Hersteller) |
Jungen | Junge Jungen | Jungen | – | – | Jugend | – |
Körpergröße |
120 cm ‒ 135 cm | 120 cm ‒ 131 cm | 115 cm ‒ 130 cm | 120 cm ‒ 135 cm | 110 cm ‒ 135 cm | 120 cm ‒ 135 cm | 105 cm ‒ 135 cm |
empfohlenes Alter |
6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre | 6 Jahre ‒ 8 Jahre |
Schrittlänge |
38 cm ‒ 42 cm | 47 cm ‒ 52 cm | 48 cm ‒ 54 cm | 48 cm ‒ 53 cm | 47 cm ‒ 52 cm | 48 cm ‒ 53 cm | 40 cm ‒ 44 cm |
Gewicht |
– | 12,1 kg | 7,5 kg | – | – | 8,9 kg | 8,8 kg |
zul. Gesamtgewicht |
– | 65 kg | 70 kg | 165 kg | 60 kg | 80 kg | – |
maximale Zuladung |
– | 53 kg | 62 kg | – | – | 71 kg | – |
Oberkategorie |
Fahrräder | Fahrräder | Fahrräder | Fahrräder | Fahrräder | Fahrräder | Fahrräder |
Kategorie |
MTB | MTB | MTB | MTB | MTB | MTB | MTB |
Unterkategorie |
Hardtail | Hardtail | Hardtail | Hardtail | Hardtail | Hardtail | Hardtail |
Sonstiges |
– | – | 1 x ACADEMY Grade 4 | – | – | – | – |
UVP |
299,00 € | 529,00 € | 449,00 € | 469,90 € | 899,00 € | 499,95 € | 569,00 € |
StVZO |
– | mit Straßenzulassung | – | – | – | – | – |
Herstellerkategorie |
Kids | Kids Kurzstrecke Tour Feld-/Waldwege | Kinderfahrrad | Leichte Kinderfahrräder | 110 - 140 CM | Cross Country Mountain Bikes | – | 20-24″ |
Schaltwerk |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Gänge |
1x6 | 1x7 | 1x8 | 1x7 | 1x8 | 7 | 1x7 |
Schalthebel |
Shimano REVOSHIFT | Shimano SL-RS36, 1x7-fach, Drehgriff | Shimano SL-R2000, Rapidfire | REVO SL RS35 | Sram X4 8Spd Trigger | Shimano SL-RV300 Revoshift | – |
Schalthebel (hinten) |
– | – | – | – | – | – | Shimano Altus * SL-M315-7R * mit Ganganzeige |
Schaltung |
– | – | 8-Gang Kettenschaltung | Shimano Tourney | – | Kettenschaltung | 7 Gang | – |
Art der Schaltung |
Kettenschaltung | Kettenschaltung | Kettenschaltung | Kettenschaltung | Kettenschaltung | Kettenschaltung | Kettenschaltung |
Schaltwerk |
Shimano Tourney, 6-speed | Shimano „RD-TY300″ | Shimano RD-R2000SS Claris, 8-fach | Shimano Tourney | Sram X4, Medium Cage | Shimano Tourney RD-TY300 | Shimano Tourney TX * RD-TX800 * 1x7 |
Bremsanlage |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Bremse (vorne) |
V-brake, alloy, linear pull | – | V-Brake, Aluminium, mechanische Felgenbremse | – | – | – | TEKTRO Junior * HD-J285 * organic pad |
Bremse (hinten) |
V-brake, alloy, linear pull | – | V-Brake, Aluminium, mechanische Felgenbremse | – | – | – | TEKTRO Junior * HD-J285 * organic pad |
Bremsen |
– | TEKTRO V-Bremse | – | Alhonga HJ-805AD7 | TEKTRO HD-M286, short reach levers | TEKTRO V-Brake | – |
Bremsentyp |
Felgenbremse | Felgenbremse | Felgenbremse | – | Scheibenbremse | Felgenbremse | Scheibenbremse |
Bremshebel |
– | V-Bremshebel, Aluminium, einstellbare Griffweite | Aluminium, 3 Finger | – | – | – | TEKTRO Junior HD-J285 |
Bremse Hersteller |
– | TEKTRO | – | Alhonga | TEKTRO | TEKTRO | TEKTRO |
Bremsscheibe (vorne) |
– | – | – | – | – | – | TEKTRO TR160-2 * 6-Bolt |
Bremsscheibe (hinten) |
– | – | – | – | – | – | TEKTRO TR140-2 * 6-Bolt |
Bremsscheibe (vorne) Durchmesser |
– | – | – | – | 140 mm | – | 160 mm |
Bremsscheibe (hinten) Durchmesser |
– | – | – | – | 140 mm | – | 140 mm |
Cockpit |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Lenker |
Specialized alloy, 8-degree backsweep, 4-degree upsweep, 25mm rise, 25.4mm | BGM Comp, Riser Lenker | 560mm Lenkerbreite, double butted Aluminium, 20mm Rise | Alloy | SDG Slater Handlebar - 20mm Rise - 19mm Bar Ends - 31.8mm Clamp. | BULLS Sport-S Riserbar | Procraft Kids Pro * Durchmesser: 25.4mm * |
Lenkerbreite |
600 mm | 540 mm | – | – | 650 mm | 580 mm | 500 mm |
Lenkervorbau |
Forged alloy, 20-degree rise, 4-bolt, 25.4mm clamp diameter | BGM Comp, mit Syncros Stem Protector | Syntace VRO-System / Comoa AHEAD Ergoline | Alloy | BMC 35 mm Length - ± 6 Angle | BULLS A-Head Vorbau | Procraft Kids * Winkel: 0° * Länge: 50mm |
Lenker Backsweep |
– | – | – | – | 5° | – | – |
Griffe |
Specialized Kraton rubber, Revo type | BGM Kids | Velo schwarz | – | – | BULLS Sport Grip | Procraft Kiddy |
Steuersatz |
– | BGM FP-H807, A-Headset, semi-integriert, 1 1/8″ | – | Integrated | – | FSA TH848T | VP Z104AE * ID44/OD50 |
Vorbauwinkel |
– | – | – | – | 6° | – | – |
Fahrwerk |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Gabel |
Alloy, 1-1/8″ steerer, straight blades | SR SUNTOUR XCT JR weiche Gabelfedern | Aluminium Starrgabel | SR SUNTOUR SF14-M3010 | Twostroke AL 20″ Lightweight Aluminium with Powder Coat Finish140mm Post Mount9X100mm QR Länge: 307 | Tokee Steel | CENTURION Kids rigid 20″ * 1 1/8″ straight, Länge 340 |
Gabel Hersteller |
– | SR SUNTOUR | – | SR SUNTOUR | – | – | – |
Art der Gabel |
– | Federgabel | Starrgabel | – | – | – | Starrgabel |
Gabelvorbiegung |
40 mm | 40 mm | – | – | 35 mm | – | – |
Gabel Federweg |
– | 40 mm | – | – | – | – | – |
Gabeleinbaulänge |
– | 351 mm | – | – | – | – | – |
Laufrad |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Felgen |
20″, alloy single wall, pin joint, 32h | Shining V-6NS | 20x1.5 Zoll, 20-Loch, Aluminium, schwarz | Alloy | DD32 | BULLS BM-I Kids lite | Procraft MPD19 * IW 19mm |
Laufradsatz |
– | – | – | – | – | BULLS BM-I Kids lite | – |
Reifen |
– | Schwalbe Big Apple, Reflex-Streifen | – | Kenda K-922 | Kenda Booster | VEE Tire Co. CUB MPC | – |
Vorderreifen |
Nimbus, 30TPI, wire bead, Flak Jacket protection | – | Vee Rubber Rail, Skinwall Synthesis, Reflexstreifen, 90 TPI | – | – | – | Kenda Booster - fold |
Hinterreifen |
Nimbus, 30TPI, wire bead, Flak Jacket protection | – | Vee Rubber Rail, Skinwall Synthesis, Reflexstreifen, 90 TPI | – | – | – | Kenda Booster - fold |
Reifen Hersteller |
– | Schwalbe | Vee Rubber | Kenda | Kenda | VEE Tire Co. | Kenda |
Naben |
– | – | – | – | CNC Machined Alloy Hub Body - Sealed Bearings - Quick Release | – | – |
Nabe (vorne) |
Alloy, 3/8″ axle, loose ball bearings, dual lock nuts, 17mm contact side, nutted, 32h | Shimano Nabendynamo, DH-C3000 | Aluminium, 14G/20-Loch, schwarz, QR | Alloy | – | Formula OV 31 FQR | Procraft 6-Bolt QR * 9x100 * 24H |
Nabe (hinten) |
Alloy, loose ball, dual lock nuts, 17mm contact side, steel nutted axle, 32h | BGM Comp | Aluminium, 14G/20-Loch, schwarz, QR | Alloy | – | Formula OV-31-7RQR | Procraft 6-Bolt QR * 10x135mm * 28H |
Speichen |
Stainless, 14g | Stahl, schwarz | – | – | – | – | Procraft stainless 2.0/1.8 |
Reifengröße (ETRTO) |
– | 50-406 | 40-406 | – | – | 50-406 | – |
Reifengröße (Zoll) |
20″ | 20″ | 20″×1,5″ | 20″ | 20″×2,4″ | 20″×2″ | 20″×2,2″ |
Reifenfeatures |
– | Reflexstreifen | Reflexstreifen | – | – | – | Faltreifen |
Schläuche |
20x1.75/ 2.125″, Schrader valve | – | – | – | – | – | – |
Laufradgröße |
20″ | 20″ | 20″ | 20″ | 20″ | 20″ | 20″ |
Kraftübertragung |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Art der Übertragung |
Kettenantrieb | Kettenantrieb | Kettenantrieb | – | Kettenantrieb | Kettenantrieb | Kettenantrieb |
Kette |
KMC HV500, 1/2x3/32″ | KMC Z7 | KMC "Z8.1″ | – | Sram 8spd | KMC Z7 | KMC Z7 gray/brown |
Kettenradgarnitur |
Forged alloy arms w/chainguard | Prowheel 32t, Länge: 140 mm | ACADEMY 30-Zähne, 115mm Kurbelarmlänge, Aluminium | Alloy 32T | – | BULLS Lite kids 29T | PROCARFT Kids Comp 28T incl. BG * Länge: 115mm |
Kettenblatt |
36T w/chainguard | – | – | – | Lightweight Forged Alloy Cranks, 32T 1x Specific Narrow Wide chainring, 127mm | – | – |
Kurbellänge |
127 mm | 140 mm | – | – | 127 mm | – | – |
Kurbelsatz |
– | – | ACADEMY 30 Zähne, 115mm, Aluminium | – | – | – | – |
Kassette |
Shimano 6-speed, 14-28t | SunRace MF-M300, 13-34t | SunRace 11-28 Zähne | – | SunRace 11-34T | Shimano MF-TZ500-7 14-28T | SunRace CS-M40, 11-34t |
Übersetzung vorne/hinten |
36T / 14-28T | 32T / 13-34T | 30T / 11-28T | – | 32T / 11-34T | – | 28T / 11-34T |
Entfaltung |
– | 1,5 m ‒ 3,9 m | 1,6 m ‒ 4,2 m | – | – | – | – |
Tretwerk |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Pedale |
BMX-style nylon platform w/reflectors | Marwi SP-700 | 95x80x23mm, Kugellager, schwarz mit Reflektoren, 9/16 Gewinde | Fasten NW-310 | – | BULLS Kids Platformpedale | VP VP-225 |
Innenlager |
68mmx118mm, semi-cartridge | gedichtetes Lager, BSA | THUN Go(A)l 120L, 122mm | – | – | – | FSA TH-7420ST |
Sitze |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Sattel |
Specialized Kids', 7mm rails w/bumper | Syncros Future Pro | – | Velo 5062 | SDG Fly Jr | BULLS Kids Sport | Procraft Kiddy |
Sattelklemme |
Alloy, 31.8mm | – | – | – | – | – | Procraft ELITE MTB * Durchmesser: 27.2mm * Länge: 300mm |
Sattelstütze |
Alloy, single bolt | BGM Comp | Aluminium | Alloy | Alloy | Aluminium Stüze mit integriertem Sattel | Procraft Race |
Sattelstützenlänge |
300 mm | – | 250 mm | – | 300 mm | – | – |
Durchmesser Sattelstütze |
27 mm | – | 27 mm | – | 27 mm | – | – |
Beleuchtung |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Beleuchtung vorhanden |
– | Ja | – | – | – | – | – |
Scheinwerfer |
– | Herrmans H-Black MR4, LED, Standlicht | – | – | – | – | – |
Scheinwerfer vorhanden |
– | Ja | – | – | – | – | – |
Rücklicht |
– | Herrmans H-Trace, LED, Standlicht | – | – | – | – | – |
Rücklicht vorhanden |
– | Ja | – | – | – | – | – |
Ständer |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Ständer |
– | BGM, Aluminium | – | – | – | Mittelbauständer | – |
Schutz |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Schutzblech |
– | BGM Comp 20″ | – | – | – | – | – |
Schutzblech vorhanden |
– | Ja | – | – | – | – | – |
Glocke |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Glocke |
– | – | – | – | – | – | Procraft Megaping |
Zubehör |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Gepäckträger |
– | BGM ATB Carrier, Aluminium | – | – | – | – | – |
Gepäckträger vorhanden |
– | Ja | – | – | – | – | – |
Rahmen |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Rahmen |
Specialized A1 Premium Aluminum, 20″, formed top tube/down tube, forged dropouts, replaceable alloy derailleur hanger | 20″, lite AL-6061 Rohrsatz | Aluminiumrahmen | – | Twostroke AL 20″ Lightweight Aluminium with Powder Coat Finish1 1/8″ Head TubeBSA Threaded Bottom Bracket140mm Post Mount9X135mm QR | – | R' Bock 20 II * Material: Aluminium * 20″ * Steuerrohr: 1 1/8″ straight * Ausfallende: 10x135mm * Bremsaufnahme: IS-mount |
Rahmenform |
MTB | MTB | MTB | MTB | MTB | MTB | MTB |
Rahmenform (Hersteller) |
MTB | Sloping Diamant | Diamant | Kids | – | Diamant | Trapez |
Rahmenmaterial |
Aluminium | Aluminium | Aluminium | Aluminium | Aluminium | Aluminium | Aluminium |
Rahmenmaterial (Hersteller) |
– | Aluminium | Aluminium | Alloy | – | Aluminium | – |
Rahmengröße |
– | one size | – | MD | – | Onesize | 24 cm |
Rahmenhöhe |
23 cm | 28 cm | 29 cm | – | 28 cm | – | 24 cm |
Geometrie |
Specialized Boy's Hotrock 20 Street |
Bergamont Revox ATB 20 Boy |
ACADEMY 20 Grade 4 |
BH Bikes Expert Junior 20 Susp |
BMC Twostroke AL 20 |
BULLS Tokee 20 |
CENTURION R' Bock 20 |
Sitzrohrwinkel |
72° | 73,5° | – | – | – | 71° | – |
Sitzrohrwinkel effektiv |
– | – | – | – | 73° | – | 72° |
Sitzrohr Offset |
– | – | – | – | 15 mm | – | – |
Sitzrohrlänge |
279 mm | 280 mm | – | – | 275 mm | – | 240 mm |
Steuerrohrlänge |
110 mm | 100 mm | – | – | 105 mm | 100 mm | 120 mm |
Steuerrohrwinkel |
69° | 69° | – | – | 68° | 69° | 68° |
Oberrohrlänge |
– | 450 mm | – | – | 431 mm | – | 445 mm |
Oberrohrlänge horizontal |
465 mm | – | – | – | – | 430 mm | – |
Hinterbaulänge |
390 mm | 370 mm | – | – | 342 mm | 340 mm | 360 mm |
Vorderbau |
– | – | – | – | 455 mm | – | – |
Nachlauf |
– | – | – | – | 66 mm | – | – |
Tretlagerabsenkung |
20 mm | – | – | – | 40 mm | 20 mm | 20 mm |
Tretlagerhöhe |
237 mm | – | – | – | – | – | – |
Radstand |
916 mm | 892 mm | – | – | 833 mm | 821 mm | 872 mm |
Reach |
– | 323 mm | – | – | 305 mm | 291 mm | 305 mm |
Stack |
– | 427 mm | – | – | 412 mm | 403 mm | 432 mm |
Stack/Reach-Verhältnis |
– | 1.322 | – | – | 1.351 | 1.385 | 1 |
Überstandshöhe |
555 mm | 524 mm | – | – | 490 mm | – | 468 mm |
Vorbaulänge |
70 mm | 50 mm | – | – | 35 mm | – | – |
Top Angebot |
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